### Home > A2C > Chapter 3 > Lesson 3.2.2 > Problem 3-109

3-109.

Find an exponential function that passes through each pair of points.

and To start, write a system of equations in the form

by substituting the points in forand.Divide the

nd equation into the first to eliminate .

Solve for.Substitute the

value you found into one of the original equations.

Solve for.

Substitute bothandback into the original equation with along withand.

and