40.0k views
10 votes
Please helpppp btw not sure if the letter clicked is right or not it just won’t let me un select lol

Please helpppp btw not sure if the letter clicked is right or not it just won’t let-example-1

1 Answer

9 votes
Is wrong please
Answer is (a) 2

Proof
f(x)=(x^2) + 1.


g(x) = x + 2

f[g(-1)]

First considering g(-1)

g(-1)=(-1) + 2 = 1

f[g(-1)] = f(1)

=(1^2) + 1

=1+1=2

Hence f[g(-1)]=2
User Rangoric
by
6.0k points