Question

Which equation is the inverse of y=x2+16

Answer 1

B) y=±√x-16

Explanation:

edg 2021

Answer 2

Explanation:

let : y = x² + 16

calculate : x

x² = y - 16

x exist : y -16 ≥ 0

x = √(y - 16) or x = - √(y - 16 )

conclusion :

if : x ≥ 0 the inverse of f(x) is : g(x) = √(x - 16)

if : x ≤ 0 the inverse of f(x) is : h(x) = - √(x - 16)