Simplifying Radicals with nth Roots

Simplifying Radicals with nth Roots

The next few questions are some prerequisite skills.

Multiple Choice

1) Simplify

 $\sqrt{81}$  

•  $\sqrt{9}$  

• 9

• 3

•  $\sqrt{3}$  

Multiple Choice

2) Simplify

 $5\sqrt{72}$  

•  $6\sqrt{2}$  

•  $2\sqrt{6}$  

•  $30\sqrt{2}$  

•  $2\sqrt{30}$  

Multiple Choice

Simplify

∛216

• 6

• 72

• 108

• 4

Multiple Choice

4) Simplify

 $^4\sqrt{81}$  

• 9

•  $\sqrt{9}$  

• 3

•  $^4\sqrt{3}$  

Multiple Choice

5) Simplfiy

 $\frac{\sqrt{48}}{\sqrt{12}}$  

•  $\sqrt{4}$  

• 4

•  $\sqrt{2}$  

• 2

Multiple Choice

6) Simplify √5 × √10

• 50

• 2√5

• 5√2

• 5√10

Leave this page open and return to the meet screen for a moment

Multiple Choice

Simplify

 $^3\sqrt{135}$  

•  $3\sqrt{15}$  

•  $15\sqrt{3}$  

•  $3\ ^3\sqrt{5}$  

•  $5\ ^3\sqrt{3}$  

Multiple Choice

 $\frac{^3\sqrt{250}}{^3\sqrt{2}}$  

• 5

•  $^3\sqrt{5}$  

•  $^3\sqrt{125}$  

•  $\sqrt{5}$  

Multiple Choice

Simplify

 $^4\sqrt{512}$  

•  $8\sqrt{2}$  

•  $4^{\ 4}\sqrt{2}$  

•  $2\ ^4\sqrt{4}$  

•  $4\sqrt{2}$  

Multiple Choice

 $^4\sqrt{27}\times\ ^4\sqrt{3}$  

•  $^4\sqrt{81}$  

• 9

• 3

•  $^4\sqrt{3}$  

Multiple Choice

BONUS: SIMPLIFY

• 5xy