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17 September, 05:16

If f (x) = 3x^2-2x+4. and g (x) = 5x^2 + 6x - 8find (f-g) (x)

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  1. 17 September, 08:16
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    -2x^2-8x+12

    Step-by-step explanation:

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

    g (x) = 5x^2 + 6x - 8

    (f-g) (x) = 3x^2-2x+4 - (5x^2 + 6x - 8)

    Distribute the minus sign

    (f-g) (x) = 3x^2-2x+4-5x^2 - 6x + 8

    Combine like terms

    -2x^2-8x+12
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