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24 April, 16:42

Find an algebraic representation for an exponential function if it is known that f (0) = 30 and f (2) = 18

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  1. 24 April, 17:03
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    f (x) = 30 (0.7746) ^x

    Step-by-step explanation:

    30 (y) ^0 = 30

    30 (y) ^2 = 18 We need to find the value of y.

    y^2 = 18/30 = 0.6

    y = sqrt0.6 = 0.7746

    so the exponential function is 30 (0.7746) ^x
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