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26 February, 11:40

If f (x) = 4x2 - 5x + 7 and g (x) = 3x2 - 2x + 8, find f (x) + g (x). A) 7x2 - 7x + 15 B) 7x4 - 7x2 + 15 C) 7x2 + 15 D) 12x4 - 8x3 + 11x2 + 14x - 56

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  1. 26 February, 13:15
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    A) 7x^2-7x+15

    Step-by-step explanation:

    f (x) = 4x2 - 5x + 7,

    g (x) = 3x2 - 2x + 8

    f (x) + g (x) =

    4x^2 - 5x + 7 + 3x^2 - 2x + 8=

    7x^2-7x+15
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