Rationalize the Denominator

Rationalize the denominator.

 $\frac{4}{\sqrt{5}}$  

•  $\frac{4\sqrt{5}}{5}$  

•  $\frac{\sqrt{5}}{4}$  

•  $\frac{\sqrt{6}}{3}$  

•  $\frac{5\sqrt{2}}{2}$  

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Rationalize the denominator.
 $\frac{5}{6\sqrt{2}}$ 

•  $\frac{5\sqrt{2}}{6\sqrt{4}}$  

•  $\frac{5\sqrt{2}}{12}$  

•  $\frac{30\sqrt{2}}{24}$  

•  $\frac{\sqrt{10}}{5}$  

Tags

CCSS.HSA.APR.D.6

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Rationalize the denominator.
 $\frac{\sqrt{3}}{\sqrt{15}}$  

•  $\frac{\sqrt{5}}{5}$  

•  $\frac{\sqrt{3}}{12}$  

•  $\frac{5\sqrt{2}}{2}$  

•  $\frac{\sqrt{3}}{3}$  

Tags

CCSS.HSN.RN.A.2

• A
• B
• C
• D

Tags

CCSS.HSN.CN.A.3

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CCSS.HSN.RN.A.2

Rationalize each denominator. Simplify the answer. $\frac{4}{1\ +\sqrt{3}}$   

•  $2\ -2\sqrt{3}$  

•  $-2\ +2\sqrt{3}$  

•  $4\ -2\sqrt{3}$  

•  $-4\ -2\sqrt{3}$  

Tags

CCSS.HSN.RN.A.2

What is the conjugate of:
 $5+\sqrt{7}$  

• 18

•  $5+\sqrt{7}$  

•  $5-\sqrt{7}$  

• 32

Tags

CCSS.HSN.CN.A.3

Simplify.

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CCSS.HSN.RN.A.2

 $\frac{4}{2+\sqrt{2}}$  Fully simplify...

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CCSS.HSN.RN.A.2

Simplify:

• 2
• 4√3
• 2√3
• 4

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2