表达式66: "f" left parenthesis, "x" , right parenthesis equals 0.5 plus left parenthesis, negative 1 , right parenthesis left parenthesis, 1 plus StartFraction, StartRoot, left parenthesis, "x" minus 4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 4 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 4 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 3 "x" plus 15 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 4 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 3.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 0.8 5 "x" plus 6.8 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 3.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.6 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 3.4 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.4 5 , right parenthesis , EndFraction , right parenthesis plus 4 left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 3.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.1 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 2.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 0.8 5 "x" plus 1.7 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 2.5 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.5 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 2.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.3 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 3 "x" minus 3 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 2.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.1 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 2.5 "x" plus 7.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 2.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 2.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.1 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 1.2 5 "x" plus 4.6 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 2.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.6 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 2.5 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2.5 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, "x" plus 4 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 3.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 3.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.1 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" plus 3.7 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.7 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 3.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 3.6 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 5 "x" plus 12 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 1.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 2.5 "x" plus 7.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 1.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 1.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.6 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, "x" plus 5.2 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 1.4 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.4 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 1.3 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.3 , right parenthesis , EndFraction , right parenthesis plus 4 left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 1.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.1 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 0.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative "x" plus 3.2 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 0.7 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.7 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 0.5 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.5 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 2.5 "x" plus 2.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 0.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.3 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 0.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.2 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 5 "x" plus 2 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 0.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.1 , right parenthesis , EndFraction minus StartFraction, StartRoot, "x" squared , EndRoot Over 2 "x" , EndFraction , right parenthesis plus left parenthesis, 3.5 "x" plus 1.7 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 0.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 0.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.1 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 1.7 5 "x" plus 1.2 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 0.5 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.5 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 0.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.3 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 0.5 "x" plus 0.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 0.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 0.7 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 0.7 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 0.5 "x" minus 0.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 1.3 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.3 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 1.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.1 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 1.7 5 "x" minus 2.2 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 1.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.6 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 1.4 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.4 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 3.5 "x" minus 5.2 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" plus 1.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" plus 1.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" plus 1.8 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 3 "x" plus 3 , right parenthesis left parenthesis, StartFraction, StartRoot, "x" squared , EndRoot Over 2 "x" , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 0.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.1 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 0.8 5 "x" plus 3.4 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 0.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.3 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 0.5 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.5 5 , right parenthesis , EndFraction , right parenthesis plus 4 left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 0.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 1.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.1 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 0.8 5 "x" plus 5.1 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 1.4 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.4 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 1.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.6 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 3 "x" plus 9 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 1.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 2.5 "x" minus 2.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 1.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 1.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 1.2 5 "x" minus 0.3 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 1.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.3 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 1.4 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 1.4 5 , right parenthesis , EndFraction , right parenthesis plus "x" left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 0.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 0.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.9 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 0.2 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.2 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 0.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 0.3 5 , right parenthesis , EndFraction , right parenthesis plus 4 left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.9 4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 4 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.9 8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 8 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 3.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.8 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.8 5 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 3.5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.6 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.6 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 3.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.1 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.2 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 2.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.9 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 2.4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.4 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 10 "x" minus 18 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.1 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.1 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.2 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 2.0 8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.0 8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.1 2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.1 2 , right parenthesis , EndFraction plus StartFraction, StartRoot, left parenthesis, "x" minus 2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.0 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.0 5 , right parenthesis , EndFraction , right parenthesis plus "x" left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.3 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.3 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 0.2 5 "x" plus 1.8 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.6 5 , right parenthesis , EndFraction , right parenthesis plus 2.5 left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.1 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.1 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 0.2 5 "x" plus 3.3 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.3 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative "x" plus 6 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.7 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.7 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.8 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 5 "x" plus 21.5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.9 4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 4 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 20 "x" plus 81.1 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.9 8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 8 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.9 9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 17 "x" minus 67 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.9 9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 9 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 4 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 2.5 "x" minus 9.2 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.8 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.8 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.9 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.9 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 0.7 5 "x" minus 2.5 2 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.6 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.6 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.7 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.7 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, 0.2 5 "x" minus 0.7 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 3.2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 3.3 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 3.3 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 0.2 5 "x" plus 0.7 5 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.6 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.6 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.8 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 0.7 5 "x" plus 1.9 8 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.3 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.3 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.4 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.4 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 2.5 "x" plus 5.8 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.1 2 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.1 2 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.1 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.1 5 , right parenthesis , EndFraction , right parenthesis plus left parenthesis, negative 5 "x" plus 11.1 , right parenthesis left parenthesis, StartFraction, StartRoot, left parenthesis, "x" minus 2.0 5 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.0 5 , right parenthesis , EndFraction minus StartFraction, StartRoot, left parenthesis, "x" minus 2.0 8 , right parenthesis squared , EndRoot Over 2 left parenthesis, "x" minus 2.0 8 , right parenthesis , EndFraction , right parenthesisfx=0.5+−11+x−422x−4−x+422x+4+3x+15x+422x+4−x+3.922x+3.9+0.85x+6.8x+3.6522x+3.65−x+3.4522x+3.45+4x+3.122x+3.1−x+2.922x+2.9+−0.85x+1.7x+2.5522x+2.55−x+2.3522x+2.35+−3x−3x+2.122x+2.1−x+222x+2+2.5x+7.5x+2.222x+2.2−x+2.122x+2.1+1.25x+4.65x+2.6522x+2.65−x+2.5522x+2.55+x+4x+3.222x+3.2−x+3.122x+3.1+x+3.7522x+3.75−x+3.6522x+3.65+5x+12x+222x+2−x+1.922x+1.9+2.5x+7.5x+1.822x+1.8−x+1.6522x+1.65+x+5.2x+1.4522x+1.45−x+1.322x+1.3+4x+1.122x+1.1−x+0.922x+0.9+−x+3.2x+0.722x+0.7−x+0.5522x+0.55+−2.5x+2.5x+0.3522x+0.35−x+0.222x+0.2+−5x+2x+0.122x+0.1−x22x+3.5x+1.75x+0.222x+0.2−x+0.122x+0.1+1.75x+1.25x+0.5522x+0.55−x+0.3522x+0.35+0.5x+0.5x+0.922x+0.9−x+0.722x+0.7+−0.5x−0.5x+1.322x+1.3−x+1.122x+1.1+−1.75x−2.25x+1.6522x+1.65−x+1.4522x+1.45+−3.5x−5.25x+1.922x+1.9−x+1.822x+1.8+3x+3x22x−x−0.122x−0.1+0.85x+3.4x−0.3522x−0.35−x−0.5522x−0.55+4x−0.922x−0.9−x−1.122x−1.1+−0.85x+5.1x−1.4522x−1.45−x−1.6522x−1.65+−3x+9x−1.922x−1.9−x−222x−2+2.5x−2.5x−1.822x−1.8−x−1.922x−1.9+1.25x−0.35x−1.3522x−1.35−x−1.4522x−1.45+xx−0.822x−0.8−x−0.922x−0.9+x−0.2522x−0.25−x−0.3522x−0.35+4x−3.9422x−3.94−x−3.9822x−3.98+x−3.822x−3.8−x−3.8522x−3.85+x−3.522x−3.5−x−3.622x−3.6+x−3.122x−3.1−x−3.222x−3.2+x−2.822x−2.8−x−2.922x−2.9+x−2.422x−2.4−x−2.522x−2.5+10x−18x−2.1522x−2.15−x−2.222x−2.2+x−2.0822x−2.08−x−2.1222x−2.12+x−222x−2−x−2.0522x−2.05+xx−2.222x−2.2−x−2.322x−2.3+0.25x+1.8x−2.522x−2.5−x−2.6522x−2.65+2.5x−2.922x−2.9−x−3.122x−3.1+−0.25x+3.3x−3.3522x−3.35−x−3.522x−3.5+−x+6x−3.722x−3.7−x−3.822x−3.8+−5x+21.5x−3.922x−3.9−x−3.9422x−3.94+−20x+81.1x−3.9822x−3.98−x−3.9922x−3.99+17x−67x−3.9922x−3.99−x−422x−4+2.5x−9.2x−3.8522x−3.85−x−3.922x−3.9+0.75x−2.52x−3.622x−3.6−x−3.722x−3.7+0.25x−0.75x−3.222x−3.2−x−3.3522x−3.35+−0.25x+0.75x−2.6522x−2.65−x−2.822x−2.8+−0.75x+1.98x−2.322x−2.3−x−2.422x−2.4+−2.5x+5.8x−2.1222x−2.12−x−2.1522x−2.15+−5x+11.1x−2.0522x−2.05−x−2.0822x−2.08
66
表达式67: "f" prime left parenthesis, "x" , right parenthesisf′x
67
表达式68: Start integral from negative 5 to "x" , end integral, "f" left parenthesis, "t" , right parenthesis "d" "t"∫x−5ftdt
68
表达式69: Start integral from 0 to "x" , end integral, "f" left parenthesis, "t" , right parenthesis "d" "t"∫x0ftdt
69
表达式70: Start integral from 5 to "x" , end integral, "f" left parenthesis, "t" , right parenthesis "d" "t"∫x5ftdt
