If f(x)=3^x+10x and g(x)=5x-3, find (f+g)(x) A 3^x+15x-3 B 18x-3 C 3^x+5x+3 D 3^x-5x+3

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asked Oct 27, 2020 20.7k views

5 votes

If f(x)=3^x+10x and g(x)=5x-3, find (f+g)(x)

A 3^x+15x-3
B 18x-3
C 3^x+5x+3
D 3^x-5x+3

Mathematics
middle-school

Fred Gandt asked

by Fred Gandt

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2 Answers

2 votes

Answer:

A 3^x+15x-3

Explanation:

i did it

TiShow answered Oct 29, 2020

by TiShow

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4 votes

Answer:

A 3^x+15x-3

Explanation:

f(x)=3^x+10x and g(x)=5x-3

(f+g)(x) = 3^x+10x +5x-3

Combine like terms

= 3^x +15x -3

Manish Basantani answered Nov 1, 2020

by Manish Basantani

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