2 years ago

F(x) = 2x + 4 g(x) = x – 7 h(x) = 9 – x Find f(g(x))=

Mathematics

1 answer:

Sonja [21]2 years ago

3 0

Answer: $2x^{2} - 10x -28$

Step-by-step explanation:

We know that f(x) = 2x +4 and g(x) = x -7 so to find f(g(x)) multiply them.

(2x + 4)(x-7) Apply the distributive property twice

2x(x-7)

2x^2 - 14x

4(x-7) = 4x - 28

2x^2 - 14x + 4x -28

2x^2 -10x - 28

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