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31 October, 19:18

How do you evaluate a function?

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  1. 31 October, 19:20
    substitute the input (the given number or expression) for the function's variable (place holder, x). Replace the x with the number or expression.


    f (x) = 3x-5 and f (4)

    f (x) = 3 (4) - 5

    f (x) = 12-5

    f (x) = 7

    final answer is (4,7)
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