Finding Equations of Exponential Graphs

Finding Equations of Exponential Graphs

A PowerPoint lesson designed to help students learn how to find the equations of exponential graphs.

This lesson guides students through a clear, step-by-step process for identifying the important features of an exponential graph and using these features to write its equation.

This resource includes:

✓ Discussion questions to introduce exponential graphs

✓ A clear explanation of two useful equation forms

✓ A simple visual process for finding an equation from a graph

✓ Identifying the horizontal asymptote

✓ Finding the horizontal shift using the “corner stone” coordinate

✓ Finding the base using patterns in the graph

✓ Worked examples

✓ A reflected exponential graph example

✓ Student practice activities (“You try” questions)

✓ A decaying exponential graph example

✓ An algebraic method for finding exponential equations from coordinates

✓ A discussion question exploring equivalent exponential equations