if f(x) = 4 – x2 and g(x) = 6x, which expression is equivalent to (g – f)(3)? a: 6 – 3 – (4 3)2 b: 6 – 3 – (4 – 32) c: 6(3) – 4
32 d:6(3) – 4 – 32
2 answers:
F(x) = 4 - x^2
g(x) = 6x
(g - f)(x) = 6x - (4 - x^2)
(g - f)(3) = 6(3) - (4 - 3^2) = 6(3) - 4 + 3^2
Answer:
Option c is correct

Step-by-step explanation:
Given the functions:


We have to find
.

Substitute x = 3 in the given functions we have;


Substitute these we have;

⇒
Therefore, the value of
is, 
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