5
QuizMultiple Choice

Square Root Functions — Quiz

Question 5 • College Readiness Mathematics

Which equation can be simplified to find the inverse of y is equal to 5 x squared plus 10 ?

Answer
A
negative y is equal to 5 x squared plus 10
B
x is equal to 5 y squared plus 10
C
1 over y is equal to 5 x squared plus 10
D
y is equal to 1 fifth x squared plus 1 tenth

Explanation

To find the inverse, switch x and y in the original equation. Starting with y = 5x² + 10, this gives x = 5y² + 10. That matches choice B. The other choices do not interchange the variables.

AI-written and checked against the verified answer.

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