Question

isnt this D?
Which function below is the inverse of f(x) = x2 − 36?

x squared over 36
±6square root of x
1 over quantity x squared minus 36
±square root of the quantity x plus 36

Answer 1

\(y=x^2-36\)
switch the x and y

Answer 2

@hannah120899 you there?

Answer 3

oh okay and yes! So its not D

Answer 4

Yes, it's D.

Answer 5

oh okay i thought so lol thanks

Answer 6

\(y=x^2-36\)
Switch the x and y
\(x=y^2-36\)
Add 36 to both sides
\(x+36=y^2\)
Square root to both sides
\(\pm \sqrt{x+36}=y\)