Question

Consider these functions:

f(x) = -1/2x^2 + 5xf(x) = -1/2^2 + 5x
g(x) = x^2 + 2g(x)= x^2 + 2
What is the value of f(g(-2))?

Answer 1

Answer is 12

Explanation:

f(g(-2))

=f((-2)^2+2)

=f(6)

=-1/2×6^2+5×6

=12