Expression 3: 10 cubed times "x" equals StartFraction, left parenthesis, negative 1 "y" cubed , right parenthesis Over 1 , EndFraction103·x=−1y31
3
Expression 4: left parenthesis, "y" , right parenthesis times 1 equals StartFraction, 1000 squared Over left parenthesis, "x" minus 0 , right parenthesis , EndFractiony·1=10002x−0
4
Expression 5: "y" equals StartFraction, 100 Superscript, 1 half , Baseline Over "x" Superscript, 1 half , Baseline , EndFraction times 1y=10012x12·1