# Exponential Growth & Decay 1.7

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2016-09-07 19:47

## Section

Question | Answer |
---|---|

formula for exponential growth or decay? | P(t) = Poe^kt |

what does 'k' represent? | continuous growth rate or continuous decay rate |

how do we know if 'k' is a growth rate or a decay rate? | if (k) > 0 then it is GROWTH and if (k) < 0 then it is DECAY |

What is the equation for Doubling time? | ln2 = (k)t |

what is the equation for Half-life? | ln(1/2) = (k)t |

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