Question

Help!

Answer 1

yea

Answer 2

f%28x%29=y=x%5E2-12
f%5E%28-1%29: x=y%5E2-12
y%5E2=x%2B12
y=sqrt%28x%2B12%29
.



For x=4:
y=sqrt%284%2B12%29=sqrt%2816%29=4
.
Since f%5E%28-1%29=4, (f+o f%5E%28-1%29)=f%284%29
.
f%284%29=4%5E2-12=16-12=4

Answer 3

there u go

Answer 4

@Bobo-i-bo i got it

Answer 5

Thank you!!!

Answer 6

np