表达式7: "f" left parenthesis, 2 "x" squared minus 1 , right parenthesis minus left parenthesis, .5 plus .5 "x" , right parenthesis left brace, 0 less than "x" less than 1 , right bracef2x2−1−.5+.5x0<x<1
7
表达式8: "g" left parenthesis, "x" , right parenthesis equals 2 "f" left parenthesis, 2 "x" minus 1 , right parenthesis minus 1gx=2f2x−1−1
8
表达式9: StartRoot, "x" , EndRoot left brace, "x" less than 1 , right bracexx<1
9
表达式10: "g" left parenthesis, "x" , right parenthesis minus StartRoot, "x" , EndRootgx−x
10
表达式11: StartFraction, "g" left parenthesis, "x" , right parenthesis Over StartRoot, "x" , EndRoot , EndFractiongxx
11
表达式12: 1 minus left parenthesis, "x" minus 1 , right parenthesis "a"1−x−1a
12
表达式13: "a" equals 0.0 7 7 7a=0.0777
.0 5.05
.1.1
13
表达式14: .5 plus .5 left parenthesis, 1 minus left parenthesis, .5 plus .5 "x" minus 1 , right parenthesis "a" , right parenthesis StartRoot, .5 plus .5 "x" , EndRoot.5+.51−.5+.5x−1a.5+.5x
