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10 January, 12:30

Select the correct answer. If f (x) = x^1/2-x and g (x) = 2x^3-x^1/2-x, find f (x) - g (x).

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  1. 10 January, 12:40
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    (f-g) (x) = 2√x - 2x³

    Step-by-step explanation:

    Write out the terms of f (x) as they are and then the negatives of all the terms of g. We get:

    (f-g) (x) = √x - x - 2x³ + √x + x

    Combining like terms, we get:

    (f-g) (x) = 2√x - 2x³
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