Math- Vertical Stretches and Shrinks of Exponential Functions

Which exponential function is represented by the graph?

C. f(x) = 3(2x)

Which graph represents a function with an initial value of 1/2?

B

Which is a stretch of an exponential decay function?

C. f(x)=5/4(4/5)^x

What is the initial value of the exponential function shown on the graph?

D. 4

What is the initial value of the exponential function represented by the table?

1/2

Which value of a in the exponential function below would cause the function to stretch?

f(x) = a(1/3)^x

1.5

Which function is a shrink of the exponential growth function shown on the graph?

B. f(x)=1/2(3)^x

What is the decay factor of the exponential function represented by the table?

A. 1/3

Consider the exponential function f(x) = 3(1/3)^x and its graph.

Which statements are true for this function and graph? Check all that apply.

The growth value of the function is 1/3. The function shows exponential decay. The function is a stretch of the function f(x) = (1/3)^x.

Which exponential function has an initial value of 2?

f(x) = 2(3x)

B. f(x)=3(2^x)

What is the growth factor of the exponential function represented by the table?

C. 5

What is the initial value of the exponential function shown on the graph?

C. 2

Which exponential function has an initial value of 2?

f(x)=2(3^x)

What is the initial value of the exponential function shown on the graph?

D. 4

Which graph represents a function with an initial value of 1/2?

B.

Which function is a shrink of the exponential growth function shown on the graph?

f(x)=1/2(3)^x

What is the initial value of the exponential function represented by the table?

C. 1/2

Consider the exponential function f(x) = 1/5(15x). What is the value of the growth factor of the function?

D. 15

Consider the graph of the exponential function in the form of f(x) = a(bx).

The value of a in the function is

3

Which exponential function is represented by the graph?

C. f(x)=3(2^x)