jenni152 jenni152

10-10-2018
Mathematics

contestada

if f(x)=5x-2 and g(x)=2x+1, find (f+g)(x)
A.7x-3
B.3x-1
C.7x-1
D.4x-3

Respuesta :

altavistard altavistard

13-10-2018

Answer:

(f+g)(x) = 7x -1 (Answer C)

Step-by-step explanation:

Rewrite these two functions, one above the other, for ease in adding:

f(x) = 5x - 2

+g(x) =2x + 1

------------------

(f+g)(x) = 7x -1

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