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15-04-2021
Mathematics

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What is (f+g)(x)?
f(x)=
- 2x2–9x
g(x)=5x
Write your answer as a polynomial or a rational function in simplest form.

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goddessboi goddessboi

15-04-2021

Answer:

-2x²-4x or -2x(x+2)

Step-by-step explanation:

(f+g)(x) means we are adding the values of f(x) and g(x):

f(x) = -2x²-9x

g(x) = 5x

(f+g)(x) = -2x²-9x+5x = -2x²-4x = -2x(x+2)

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