aydanburgess aydanburgess

02-12-2020
Mathematics

contestada

Given f(x) = 3x^2+x+1
g(x)+-2x-1
find (f+g)(-2)

Respuesta :

erlindazayas02 erlindazayas02

02-12-2020

Answer:

38

Step-by-step:

f(-2)=3(-2)^2+(-2)+1 g(-2)=-2(-2)-1

f(-2)=-6^2+(-2)+1 g(-2)=4-1

f(-2)=36+(-2)+1 g(-2)=3

f(-2)=34+1

f(-2)=35

f+g ------- 35+3 ------- 38

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