Expression 1: StartFraction, 2 left parenthesis, 2 minus "x" , right parenthesis Over left parenthesis, 1 minus 2 "x" , right parenthesis left parenthesis, 2 minus "x" , right parenthesis plus StartRoot, left parenthesis, 2 minus "x" , right parenthesis left parenthesis, 4 "x" squared minus 5 "x" plus 2 , right parenthesis , EndRoot , EndFraction22−x1−2x2−x+2−x4x2−5x+2