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21 August, 22:04

Let

f (x) = x^2 + 5x

and

g (x) = 2x^2 - 4.

Find the function.

f + g

(f + g) (x) = ?

+3
Answers (1)
  1. 21 August, 22:26
    0
    f + g = 3x^2 + 5x - 4

    Step-by-step explanation:

    We see addition of functions.

    f (x) = x^2 + 5x

    g (x) = 2x^2 - 4

    Simply add the expressions.

    f + g = (x^2 + 5x) + (2x^2 - 4) = 3x^2 + 5x - 4

    f + g = 3x^2 + 5x - 4
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