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Question
If f(x) = 3x + 5, g(x) = 6x − 1, then find (f + g) (x)
Solution
f(x) = 3x + 5, g(x) = 6x − 1
(f + g)x = f(x) + g(x)
= 3x + 5 + 6x − 1
= 9x + 4
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