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15 December, 07:02

What is the value of f (x) = (2) (2^x) for f (-2) ?

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Answers (1)
  1. 15 December, 07:15
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    1/2

    Step-by-step explanation:

    substitute - 2 for x.

    any number to negative power must be flipped. 2^-2 = 1 / (2^2) = 1/4

    (2) (2^-2) = (2) (1/4) = 2/4 = 1/2
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