Expression 1: "f" left parenthesis, "x" , right parenthesis equals StartAbsoluteValue, StartFraction, sin left parenthesis, "e" Superscript, "x" squared , Baseline , right parenthesis times StartRoot, "x" squared minus 1 , EndRoot Over "x" to the 4th power plus 1 plus cos left parenthesis, ln left parenthesis, "x" , right parenthesis , right parenthesis , EndFraction , EndAbsoluteValuefx=sinex2·x2−1x4+1+coslnx
1
Expression 2: "g" left parenthesis, "x" , right parenthesis equals StartFraction, StartRoot, "x" squared minus 1 , EndRoot Over "x" to the 4th power , EndFractiongx=x2−1x4