Quiz about 9.1 Quiz

Question 1

Simplify $$\sqrt{\ 88}$$

Accepted Answer

$$2\sqrt{22}$$

Answer

-12

Answer

11

Answer

-11

Question 2

The simplified form of $$\sqrt{320}\ is\ 8\sqrt{\ 5}$$ .

Accepted Answer

true

Answer

false

Question 3

The simplified form of $$\sqrt{\ 288}\ is\ 4\sqrt{\ 72}$$ .

Accepted Answer

false

Answer

true

Question 4

Simplify $$\sqrt{144}$$

Accepted Answer

12

Answer

4

Answer

$$2\sqrt{3}$$

Answer

$$2\sqrt{22}$$

Question 5

Simplify $$\sqrt{16}$$

Accepted Answer

4

Answer

$$2\sqrt{3}$$

Answer

$$2\sqrt{22}$$

Answer

$$12$$

Question 6

Simplify $$\sqrt{189}$$

Accepted Answer

$$3\sqrt{21}$$

Answer

4

Answer

$$2\sqrt{22}$$

Answer

$$12$$

Question 7

Add. The correct simplified of $$\sqrt{3}+\sqrt{27}\ is\ \sqrt{30}$$

Accepted Answer

false

Answer

true

Question 8

Subtract. The correct simplified of $$\sqrt{50}-\sqrt{32}\ would\ be$$

Accepted Answer

$$\sqrt{2}$$

Answer

$$\sqrt{18}$$

Answer

$$3\sqrt{2}$$

Answer

$$9\sqrt{2}$$

Question 9

Subtract. The correct simplified of $$\sqrt{75}-\sqrt{27}\ would\ be$$

Accepted Answer

$$2\sqrt{3}$$

Answer

$$\sqrt{2}$$

Answer

$$3\sqrt{2}$$

Answer

$$9\sqrt{2}$$

Question 10

Multiply. The final answer $$\sqrt{21}\cdot\sqrt{28}$$ would be

Accepted Answer

$$14\sqrt{3}$$

Answer

$$\sqrt{588}$$

Answer

$$196\sqrt{3}$$

Answer

$$49\sqrt{3}$$

Question 11

Multiply. The simplified form of $$\sqrt{5}\cdot3\sqrt{2}\ is\ 3\sqrt{10}$$ would be

Accepted Answer

true

Answer

false

Question 12

Multiply. The simplified form of $$\sqrt{3}\cdot2\sqrt{7}$$ would be

Accepted Answer

$$2\sqrt{21}$$

Answer

$$14\sqrt{3}$$

Answer

$$49\sqrt{3}$$

Answer

$$6\sqrt{7}$$

Question 13

The process of removing radicals from denominators is called ______.

Accepted Answer

rationalizing

Answer

radicand

Answer

don't need to do that

Answer

numerator

Question 14

Multiply. The simplified form of $$\frac{\sqrt{3}}{\sqrt{25}}\ is\ \frac{\sqrt{3}}{5}$$ would be

Accepted Answer

true

Answer

false

Question 15

Multiply. The simplified form of $$\frac{\sqrt{4}}{\sqrt{9}}\ is\ \frac{\sqrt{2}}{3}$$ would be

Accepted Answer

false

Answer

true

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