Nonlinear Functions

SAT Math· difficulty 3/5

Evaluate g(1)g(-1) for g(x)=64xg(x) = 6 \cdot 4^x.

  • A

    1.51.5

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  • B

    2424

  • C

    0.60.6

  • D

    33

Explanation

g(1)=641=6/4=1.5g(-1) = 6 \cdot 4^{-1} = 6/4 = 1.5.

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