Nonlinear Functions

SAT Math· difficulty 4/5

Which formula represents continuous compound interest on PP at rate rr for tt years?

  • A

    P(1+rt)P(1+rt)

  • B

    P(1+r)tP(1+r)^t

  • C

    P(1+r/12)12tP(1+r/12)^{12t}

  • D

    PertPe^{rt}

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Explanation

Continuous compounding uses A=PertA = Pe^{rt}.

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