Quiz about Multiplying Radicals

Question 1

Select all the numbers that are perfect squares.

Accepted Answer

16

Accepted Answer

81

Accepted Answer

121

Answer

48

Question 2

Multiply the radicals $$\sqrt[]{9}\cdot\sqrt[]{9}$$ . Simplify your answer.

Accepted Answer

$$9$$

Answer

$$\sqrt[]{18}$$

Answer

$$\sqrt[]{81}$$

Answer

$$3$$

Question 3

Multiply the radicals $$\sqrt[]{3}\cdot\sqrt[]{18}$$ . Simplify your answer.

Accepted Answer

$$3\sqrt[]{6}$$

Answer

$$\sqrt[]{21}$$

Answer

$$\sqrt[]{54}$$

Answer

$$9\sqrt[]{3}$$

Question 4

Multiply the radicals $$5\sqrt[]{3}\cdot\sqrt[]{8}$$ . Simplify your answer.

Accepted Answer

$$10\sqrt[]{6}$$

Answer

$$15\sqrt[]{3}$$

Answer

$$5\sqrt[]{24}$$

Answer

$$10\sqrt[]{4}$$

Question 5

Multiply the radicals $$7\sqrt[]{5}\cdot2\sqrt[]{10}$$ . Simplify your answer.

Accepted Answer

$$60\sqrt[]{2}$$

Answer

$$14\sqrt[]{50}$$

Answer

$$60\sqrt[]{5}$$

Answer

$$14\sqrt[]{15}$$

Question 6

Multiply the radicals $$12\sqrt[]{6}\cdot3\sqrt[]{8}$$ . Simplify your answer.

Accepted Answer

$$144\sqrt[]{4}$$

Answer

$$36\sqrt[]{48}$$

Answer

$$36\sqrt[]{14}$$

Answer

$$124\sqrt[]{4}$$

Question 7

Multiply the radicals $$6\sqrt[]{3}\cdot2\sqrt[]{9}$$ . Simplify your answer.

Accepted Answer

$$36\sqrt[]{3}$$

Answer

$$18\sqrt[]{3}$$

Answer

$$36\sqrt[]{6}$$

Answer

$$12\sqrt[]{27}$$

Multiplying Radicals