Question

If f(x)=4-x^2 and g(x) =6x which expression is equivalent to (g-f)(3)

Answer 1

Answer:

-18

Step-by-step explanation:

Given:

f(x)=4-x^2 and g(x) =6x

h(3) = (g-f)(3)

= 6x - (4x^2)

= 6*3 -(4*3^2)

= 18 - 4*9

= -18