Exponential Functions Quiz

A part of exponential function f is graphed on the grid. Which inequality best represents the domain of the part shown?

• x > 1

• y > 1

• x > -2

• y > -2

Tags

CCSS.HSA.REI.D.12

A part of an exponential function is graphed on the grid. Which inequality best represents the domain of the part shown?

• x ≥ -2

• y ≥ 4.5

• x ≥ 4.5

• y ≥ -2

Tags

CCSS.HSF-IF.C.7E

An insect population after x months can be modeled by the function g(x) = 18(1.3)^x. Which statement is the best interpretation of one of the values in this function?

• The insect population increased by 13 insects each month.

• The insect population decreased by 13 insects each month.

• The insect population increased at a rate of 30% each month.

• The insect population decreased at a rate of 30% each month.

Tags

CCSS.HSF.LE.B.5

An exponential function is graphed on the grid. Which function is best represented by the graph?

• p(x) = (0.25)^x

• p(x) = 2(0.5)^x

• p(x) = (1.25)^x

• p(x) = (25)^x

Tags

CCSS.HSF.LE.A.2

A bank account earning annual compound interest was opened, and no additional deposits or withdrawals were made after the initial deposit. The balance in the account after x years can be modeled by b(x) = 850(1.025)^x. Which statement is the best interpretation of one of the values in this function?

• The initial balance of the account decreases at a rate of 9.75% each year.

• The balance in the account increases at a rate of 2.5% each year.

• The initial balance of the account was $1,025.

• The balance in the account at the end of one year is $850.

Tags

CCSS.HSF.LE.B.5

The table shows the value in dollars of a motorcycle at the end of x years. Which exponential function models this situation?

• v(x) = 9,000(1.1)^x

• v(x) = 9,000(0.9)^x

• v(x) = 8,100(1.1)^x

• v(x) = 8,100(0.9)^x

Tags

CCSS.HSF.LE.A.2

The table represents some points on the graph of an exponential function. Which function represents this relationship?

• f(x) = 16(3/2)^x

• f(x) = 16(2/3)^x

• f(x) = 36(2/3)^x

• f(x) = 36(3/2)^x

Tags

CCSS.HSF.LE.A.2

The graph shows the number of game consoles sold in millions since 2009. Based on this information, which function best models the number of game consoles sold in millions x years since 2009?

• g(x) = 0.6(25.5)^x

• g(x) = 25.5(0.6)^x

• g(x) = 6.12(25.5)^x

• g(x) = 25.5(6.12)^x

Tags

CCSS.HSF.LE.A.2

An exponential function is graphed on the grid. Which function is best represented by the graph?

• g(x) = 6(1/3)^x

• g(x) = 6(3)^x

• g(x) = 6 - (1/3)^x

• g(x) = 6 - (3)^x

Tags

CCSS.HSF.LE.A.2

The table represents some points on the graph of an exponential function. Which function represents the same relationship?

• f(x) = 15(5/6)^x

• f(x) = 18(5/6)^x

• f(x) = 15(6/5)^x

• f(x) = 18(6/5)^x

Tags

CCSS.HSF.LE.A.2