Question 1129908
The exponential equation:

Points  (2,9) and (0,5);

Equation form {{{y=Ce^(ax)}}}



The intercept point means  {{{C=5}}}.


The other point means:
{{{9/5=e^(2a)}}}

{{{ln(9/5)=2a}}}

{{{a=(1/2)ln(9/5)}}}

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Equation is {{{y=5*e^(0.29389x)}}}
(the exponential equation)