$$8 \times 8 \times 8 \times 8 = 4096$$

Question 1

Which of the following best describes the meaning of the exponent in the expression $$b^n$$?

Accepted Answer

The exponent $$n$$ tells you how many times to multiply $$b by $$itself.

Question 2

What is the value of $$8^4$$?

Accepted Answer

$$8 	imes 8 	imes 8 	imes 8 = 4096$$

Question 3

Which of the following expressions is equivalent to $$10^3$$?

Accepted Answer

$$10 	imes 10 	imes 10$$

Question 4

If $$b^n$$ means $$b$$ multiplied by itself $$n$$ times, what is $$7^2$$?

Accepted Answer

$$7 	imes 7 = 49$$

Question 5

Which of the following statements is true about exponent notation?

Accepted Answer

Exponent notation is used to show repeated multiplication.

Question 6

What is the base in the expression $$5^6$$?

Accepted Answer

$$5$$

Question 7

What is the exponent in the expression $$3^7$$?

Accepted Answer

$$7$$

Question 8

Which of the following is the correct expanded form of $$4^3$$?

Accepted Answer

$$4 	imes 4 	imes 4$$

Question 9

A biologist is studying bacteria that double every hour. If she starts with 1 bacterium, how many bacteria will there be after 5 hours?

Accepted Answer

$$2^5 = 32$

Question 10

Which of the following is the correct way to read $$8^4$$?

Accepted Answer

Eight to the fourth power

Question 11

If $$x^3 = 27$, what is the value of x$?

Accepted Answer

$$3$$

Question 12

Which of the following is NOT a correct interpretation of $$b^n$$?

Accepted Answer

$$b$$ added to itself $$n$$ times

Question 13

A cube has sides of length 10 cm. What is its volume in cubic centimeters?

Accepted Answer

$$10^3 = 1$$,000$$

Question 14

Which of the following is the correct expanded form of $$6^2$$?

Accepted Answer

$$6 	imes 6$$

Question 15

If $$a^2 = 81$, what is the value of a$?

Accepted Answer

$$9$$

Exponents and Exponential Notation

Study Guide - Practice Questions