If Y = Ae^-kt and Y = 19.6 when T = 2 and Y = 19.02 when T = 5 Find the value of the constants A and k
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Hello, Just replace it in the equation... $\displaystyle 19.6=Ae^{-2k}$ $\displaystyle 19.02=Ae^{-5k}$ Then, you can divide the equations term by term -> $\displaystyle \frac{19.6}{19.02}=\frac{e^{-2k}}{e^{-5k}}=e^{-2k+5k}=e^{3k}$ Can you continue ?
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