Question

If f(x) = x2 + x and g(x) = x − 3, find f(g(7)).
A.20
B.28
C.32
D.53

Answer 1

the answer would be A.20

Answer 2

If f(x) = x2 + x and g(x) = x − 3, find f(g(7)).

g(7) = 7 - 3 =4

f(g(7)) = x^2 + x

= 4^2 + 4

= 16 + 4

= 20

Answer is A.20