jaeybird9
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what is the rule for (fg)(x) for functions f(x)=x^2-9 and g(x)=2x
2x²-7x


2x^3+


2x^3 +2x-9


2x^3-18x

what is the rule for (fg)(x) for functions f(x)=2x^2-8 and g(x)=x+2
3x-6


3x²-10


2x²-x-10


x-10

Respuesta :

Answer:

The last choice 2x^3 - 18x.

Step-by-step explanation:

(fg)(x)  - f(x) * g(x)

= (x^2 - 9)(2x)

= 2x^3 - 18x.

Answer:did you get all 5 of these?

Step-by-step explanation:

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