Exploring Adding and Subtracting Rational Expressions

What is the perfect square of 3?

• 6

• 9

• 15

• 12

Which of the following is the cube root of 27?

• 2

• 3

• 4

• 5

What are the square roots of 81?

• 9 and -9

• 6 and -6

• 8 and -8

• 7 and -7

What is the cube root of -8?

• -3

• -2

• -4

• -1

In a radical expression, what is the term for the number under the radical sign?

• Coefficient

• Index

• Radicand

• Exponent

What is the square root of 289?

• 16

• 15

• 17

• 18

How do you simplify the square root of 320?

• 4√5

• 32√5

• 8√5

• 16√5

What is the cube root of -125?

• -6

• -5

• -4

• -3

How do you simplify the fourth root of 81 over 16?

• 4/3

• 3/2

• 2/3

• 3/4

What is the simplified form of the fourth root of w^4 * v^17?

• w * v^4 * √v

• w * v^4 * 4√v

• w * v^4 * 3√v

• w * v^4 * 2√v