7.3 Day 2 Writing Exponential Functions

7.3 Day 2 Writing Exponential Functions

Given a table or a Graph

Multiple Choice

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

• y = 2(1/3)^x

• y = -2(1/3)^x

• y = 1/3(2)^x

• y = 2(-1/3)^x

Multiple Choice

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

• y = -2(1/2)^x

• y = 2(1/2)^x

• y = 2(2)^x

• y = 1/2(2)^x

Multiple Choice

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

• y = 1(4)^x

• y = 1(1/4)^x

• y = 4(4)^x

• y = 1/4(1)^x

Multiple Choice

Given the following table of values, construct the function that represents the sequence.

• y = 3(4)^x

• y = 3x + 4

• y = 4(3)^x

• y = 4x + 3

Multiple Choice

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

Multiple Choice

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

Multiple Choice

The multiplier in the equation is  $\frac{1}{4}$  . What is the pattern? 

 $y=8\left(\frac{1}{4}\right)^x$  

• Divide by 4

• Multiply by 4 

Multiple Choice

What is the y-intercept/ initial value in the equation below?

 $y=-4\left(3\right)^x$  

•  $3$  

•  $-4$  

Multiple Choice

What does a represent in y=a(b)^x

• y-intercept/ initial value

• multiplier

• nothing