Question

Please help me ASAP!!!!
30 points

Answer 1

37

Explanation:

f(x) = 2x-1

g(x) =x^2 +3

f°g(x) = means put g(x) in for x into the function f(x)

f(g(x)) = 2 (g(x)-1

=2(x^2 +3) -1

Distribute

= 2x^2 +6-1

=2x^2 +5

Now we let x=-4

f(g(-4)) = 2 (-4)^2 +5

=2(16) +5

=32+5

=37