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anonymous
 one year ago
suppose that f is a function of the form f(x)=Ae^kx, f(1)=5 and f(2)=15. Find A and k.
anonymous
 one year ago
suppose that f is a function of the form f(x)=Ae^kx, f(1)=5 and f(2)=15. Find A and k.

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welshfella
 one year ago
Best ResponseYou've already chosen the best response.1plug in the given values of f(x) and x: f(1) = 5 means that f(x) is 5 when x = 1

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1so we have 5 = Ae^k and 15 = Ae^(2k)

welshfella
 one year ago
Best ResponseYou've already chosen the best response.1now you can find A and k by solving the above system of equations
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