Creating Exponential Equations from a Graph

Write the equation for the following graph.

• y = 25(2)^x

• y = 2(25)^x

• y = 25(1/2)^x

• y = 2(1/25)^x

Write the exponential equation that represents the given graph.

Write the exponential equation that represents the given graph.

The following graph shows the population growth for a species. What is the growth factor? Hint: What do you have to multiply by to get from one point to the next?

• 2

• 1/2

• 4

• 1/4

Write the equation of the exponential function for the given graph.

• y = 2(2)^x

• y = 2(1)^x

• y = 1(1/2)^x

• y = 2^x

Write the equation of the exponential function for the given graph.

• y = 1(4)^x

• y = 4(1)^x

• y = 1(1/4)^x

• y = 1/4(1)^x

Determine the exponential equation for the graph.

Determine the exponential equation for the graph.

Determine the exponential equation for the graph.

Write the equation of the exponential function for the given graph.

• y = 3^x

• y = 2(1/3)^x

• y = (1/3)^x

• y = -1(1/3)^x