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Let f(x)=3x+4 and g(x)=2x-5 find (f+g)(x)

User Mark Chesney
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2.5k points

2 Answers

19 votes
19 votes

Answer:

5x -1

Explanation:

(3x + 4) + (2x - 5) = 3x + 4 + 2x - 5 = 3x + 2x + 4 - 5

5x - 1

User Syd Lambert
by
3.0k points
22 votes
22 votes

Answer:

(f+g)(x) = 5x - 1

Explanation:

Let f(x) = 3x + 4 and g(x) = 2x - 5 find (f+g)(x)

f(x) = 3x + 4 and g(x) = 2x - 5, find (f+g)(x)

(f+g)(x) =

f(x) + g(x)

3x + 4 + 2x - 5 (combine like terms)

5x - 1

Therefore, (f+g)(x) = 5x - 1

Hope this helps!

User BaroqueBobcat
by
3.6k points
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