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

User Olie Cape
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1 Answer

2 votes

Answer:

(f+g) (x) = 8x + 7

Explanation:

Write out the two given functions in a column:

f(x) = 3x + 10x

+ g(x) = +5x - 3 find (f+g) (x) by adding together like terms

f(x) = 3x + 10x

+ g(x) = +5x - 3

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

(f+g) (x) = 8x + 7

User Xunux
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