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31 October, 15:38

If f (x) = 2x squared - x, find f (3)

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  1. 31 October, 15:41
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    Substitute the value of x = 3 to the equation of the function:

    f (x) = 2x² - x → f (3) = 2 (3²) - 3 = 2 (9) - 3 = 18 - 3 = 15

    Answer: f (3) = 15
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