yeneniasanchez yeneniasanchez

25-03-2019
Mathematics

contestada

Given f(x) = 2x^2 + 3x and g(x) = 5x^2 - 2x - 6

What is (f+g)(x)?

A. -3x^2 + 5x + 6
B. 10x^2 + x + 6
C. 7x^2 + x - 6
D. 3x^2 - 5x - 6

Respuesta :

choixongdong choixongdong

25-03-2019

Answer:

C. 7x^2 + x - 6

Step-by-step explanation:

f(x) = 2x^2 + 3x and g(x) = 5x^2 - 2x - 6

(f+g)(x) = 2x^2 + 3x + 5x^2 - 2x - 6

(f+g)(x) = 7x^2 + x - 6

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