Binomial Radical Expressions

Add if possible $3\sqrt{x}-5\sqrt{x}$   

•  $2\sqrt{x}$  

•  $-2\sqrt{x}$  

•  $8\sqrt{x}$  

• Cannot combine

Tags

CCSS.HSA.APR.A.1

CCSS.HSN.RN.A.2

In the picture, the symbol represents the

• cube root of a number
• the radical sign
• cubing a number
• square cube root

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

2√5 + 4√5 =

• 6√10
• 8√10
• 8√5
• 6√5

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

What is the value of $12^2$ ? 

• 121

• 124

• 144

• 154

Tags

CCSS.5.NBT.B.5

It is an expression which contains this symbol $\sqrt{ }$ .

• Algebraic expression

• Radical expression

• rational expression

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Simplify
 
2√27+3√3

• 15√30
• 5√3
• 9√3
• 9√8

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify completely.

• Cannot be simplified.

• 
• 
• 

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Simplify completely.  $\left(2-\sqrt{5}\right)\left(1+\sqrt{5}\right)$  

•  $2+\sqrt{5}-\sqrt{10}$  

•  $3-\sqrt{5}$  

•  $2+\sqrt{5}-\sqrt{25}$  

•  $-3+\sqrt{5}$  

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify completely.  $\left(3-\sqrt{2}\right)\left(3+\sqrt{2}\right)$  

•  $7$  

•  $9-\sqrt{4}$  

•  $9+\sqrt{4}$  

•  $9\sqrt{6}$  

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify $\left(5\ -\sqrt{11}\right)\left(5\ +\sqrt{11}\right)$   

• 10

• -14

• 11

• 14

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2