Exponential Functions 7-6

Which of the following equations represents an exponential function?

• 2

• 3

• 4

• 6

Which function has the greatest value for x=3 ?

When graphed, which function will not have an x-intercept?

• The function is an exponential functions.

• The function has a domain of all real numbers.

• As the value of x gets very large, the value of y gets close to zero.

• As the value of x increases by one, the value of y doubles.

• (0,0)

• (1,81)

• (2,24)

• (2,48)