Expression 2: StartFraction, 2 "x" cubed Over StartRoot, 1 plus "x" to the 4th power , EndRoot , EndFraction2x31+x4
2
Expression 3: StartFraction, left parenthesis, 2 "x" to the 6th power plus 2 "x" squared , right parenthesis Over left parenthesis, "x" to the 4th power plus 1 , right parenthesis Superscript, 3 halves , Baseline , EndFraction2x6+2x2x4+132
3
Expression 4: 1 half left parenthesis, 1 plus "x" to the 4th power , right parenthesis Superscript, negative 1 half , Baseline left parenthesis, 4 "x" cubed , right parenthesis121+x4−124x3