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11 July, 14:01

F (x) = x^2-b. In the function above? b is constant. If F (-2) = 7, What is the value of F (b) ?

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  1. 11 July, 14:05
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    so substitute in - 2 as x, first do the exponent - 2 squared equals 4 then 4-?=7 the answer is - 3

    Explanation:

    -3
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