Free Printable ADDITION AND SUBTRACTION OF RADICALS

1.

a)

a

b)

b

c)

c

d)

none of these

2.

$\sqrt{-x}\ and\ \sqrt{x}\ are$ _______.

a)

LIKE RADICALS

b)

UNLIKE RADICALS

3.

Simplify: $3\sqrt{2}-5\sqrt{2\ }$

a)

$2\sqrt{2}$

b)

$8\sqrt{2}$

c)

$-2\sqrt{2}$

d)

$-8\sqrt{2}$

4.

$\sqrt[]{48}-\sqrt[]{15}=$

a)

$\sqrt[]{3}$

b)

$-\ \sqrt[]{3}$

c)

$\sqrt[]{33}$

d)

$4\ \sqrt[]{3}-\sqrt[]{15}$

5.

$4\ \sqrt[]{7}+\ 3\ \sqrt[]{7}-2\ \sqrt[]{7}=$

a)

$9\ \sqrt[\ ]{21}$

b)

$9\ \sqrt[]{7}$

c)

$5\ \sqrt[]{21}$

d)

$5\ \sqrt[]{7}$

6.

$3\sqrt{2\ }and\ 5\sqrt{3}\ are$ _______.

a)

LIKE RADICALS

b)

UNLIKE RADICALS

7.

$4\ \sqrt[]{7}+\ 3\ \sqrt[]{7}-2\ \sqrt[]{7}=$

a)

$9\ \sqrt[\ ]{21}$

b)

$9\ \sqrt[]{7}$

c)

$5\ \sqrt[]{21}$

d)

$5\ \sqrt[]{7}$

8.

Similar radicals are radicals whose indices and radicands are the same.

a)

True

b)

False

9.

a)

A

b)

B

c)

C

d)

D

10.

a)

7√3

b)

Can't Simplify

c)

6√15

d)

6√3

ADDITION AND SUBTRACTION OF RADICALS

Total questions: 10

Worksheet time: 7mins

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