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Nonlinear Functions

SAT Math· difficulty 4/5

A function f(t)=50⋅(1.5)tf(t) = 50 \cdot (1.5)^t models a population. Each year, the population:

  • A

    Increases by 1.5%

  • B

    Increases by 50%

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  • C

    Increases by 150%

  • D

    Decreases by 50%

Explanation

Multiplier 1.5=1+0.51.5 = 1 + 0.5, so 50% increase per year.

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