Quiz about MX5_Review Test

Question 1

$$\sqrt[5]{243}\ =\ _{ }$$

Accepted Answer

3

Answer

2

Answer

$$\sqrt[5]{3}$$

Answer

$$\sqrt[5]{2}$$

Question 2

$$12\sqrt[3]{a}+4\sqrt[]{a}$$

Accepted Answer

$$12\sqrt[3]{a}+4\sqrt[]{a}$$

Answer

$$16\sqrt[3]{a}$$

Answer

$$16\sqrt[3]{2a}$$

Answer

$$16\sqrt[]{a}$$

Question 3

Simplify $$\sqrt[]{\frac{400}{25}}$$

Accepted Answer

4

Answer

5

Answer

$$\sqrt[]{8}$$

Answer

$$\sqrt[]{5}$$

Question 4

Perform the indicated operations.

Accepted Answer

0

Answer

$$-8\sqrt[3]{8}+16$$

Answer

-8

Answer

8

Question 5

$$\sqrt[]{5}-2\sqrt[]{5}$$

Accepted Answer

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

Answer

0

Answer

$$3\sqrt[]{5}$$

Answer

$$\sqrt[]{5}$$

Question 6

$$\frac{\sqrt[4]{8}}{\sqrt[4]{8}}$$

Accepted Answer

1

Answer

2

Answer

8

Answer

$$\sqrt[4]{8}$$

Question 7

$$\sqrt[]{12}\ imes\ \sqrt[]{3}$$

Accepted Answer

6

Answer

36

Answer

$$\sqrt[]{36}$$

Question 8

$$7\ imes\ \sqrt[]{2}\ imes\ \sqrt[]{8}$$

Accepted Answer

28

Answer

$$7\sqrt[]{4}$$

Answer

$$4\sqrt[]{7}$$

Answer

$$\sqrt[]{112}$$

Answer

112

Question 9

True or False.

$$\sqrt[]{72}-\sqrt[]{18}=3\sqrt[]{2}$$

Accepted Answer

True

Answer

False

Question 10

The highlighted part of the expression below is called ________.

Accepted Answer

index

Answer

radical

Answer

coefficient

Answer

radicand

Question 11

Which of the following is not a perfect square?

Accepted Answer

500

Answer

484

Answer

529

Answer

196

Question 12

Compare:

$$\sqrt[3]{64} imes\sqrt[3]{125}$$ _____ $$\sqrt[]{64} imes\sqrt[]{9}$$

Accepted Answer

<

Answer

=

Answer

>

Question 13

True or False.

A perfect cube is the product of a number and itself.

Accepted Answer

False

Answer

True

Question 14

True or False.

The simplest form of $$\sqrt[]{18}$$ is $$2\sqrt[]{3}$$

Accepted Answer

False

Answer

True

Question 15

Simplify $$\sqrt[5]{-32}$$

Accepted Answer

-2

Answer

2

Answer

2i

Answer

-2i

Question 16

Simplify $$\sqrt[]{-144}$$

Accepted Answer

12i

Answer

12

Answer

-12

Answer

-12i

Question 17

True or False.

7 is an irrational number.

Accepted Answer

False

Answer

True

Question 18

$$2\sqrt[]{5}\ -\ \sqrt[]{20}$$ =

Accepted Answer

0

Answer

1

Answer

$$3\sqrt[]{5}$$

Answer

$$5\sqrt[]{2}$$

Question 19

Simplify $$\sqrt[]{4jru}$$

Accepted Answer

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

Answer

$$4jru$$

Answer

$$2jru$$

Answer

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

Question 20

True or False.

$$\sqrt[]{5} imes\sqrt[]{8}=2\sqrt[]{10}$$

Accepted Answer

True

Answer

False

Question 21

$$\sqrt[]{9}-\sqrt[]{25}+\sqrt[]{64}+\sqrt[]{121}=$$

Accepted Answer

17

Answer

16

Answer

15

Answer

14

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