makayla7151 makayla7151

02-01-2020
Mathematics

contestada

Given
f(x)=3x2+7x and g(x)=2x2-x-1, find (f+g)(x).

Respuesta :

Yang100 Yang100

02-01-2020

Answer:

5x^2+6x-1

Step-by-step explanation:

Remember that (f+g)(x)=f(x)+g(x).

(3x^2+7x)+(2x^2-x-1)

3x^2+2x^2+7x-x-1

5x^2+6x-1

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