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21 October, 17:45

If f (x) = 2x + 3 and g (x) = x2-7, find (f+g) (x)

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  1. 21 October, 18:11
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    f (x) = 2x + 3

    g (x) = x²-7

    (f+g) (x) = f (x) + g (x) = 2x + 3 + x² - 7 = x² + 2x - 4

    (f+g) (x) = x² + 2x - 4
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