multiplying and dividing radical expression

 $\frac{1}{\sqrt{2}}$  

• 1

• 2

•  $\sqrt{2}$  

•  $\frac{\sqrt{2}}{2}$  

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Which of these expressions CANNOT be multiplied together?

• (³√6)(√7)
• (⁴√3)(⁴√18)
• (√16)(√4)
• (³√5)(³√-25)

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Multiply. If possible. Then simplify. $\sqrt{8}\cdot\sqrt{32}$   

• 16

• 8

• not possible

• 4

Tags

CCSS.HSN.RN.A.2

Multiply, if possible. Then simplify. $\sqrt{-7}\cdot\sqrt{49}$   

• 7

• 14

• not possible

• 49

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

• 9

• -9

• -18

• not possible

Tags

CCSS.HSA.REI.A.2

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

Simplify. Assume that all variables are positive. $\sqrt{20x^3}$   

•  $x\sqrt{10}$  

•  $2x\sqrt{5x}$  

•  $10x$  

•  $2\sqrt{10x}$  

Tags

CCSS.HSN.RN.A.2

Simplify. Assume that all variables are positive. $\sqrt{50x^5}$   

•  $5x^2\sqrt{2}$  

•  $10x\sqrt{2x}$  

•  $5\sqrt{2x^2}$  

•  $5x^2\sqrt{2x}$  

Tags

CCSS.HSA.SSE.A.2

CCSS.HSN.RN.A.2

Simplify. Assume that all variable are positive. $\sqrt{200a^6b^7}$  

•  $10a^3b^3\sqrt{b}$  

•  $10a^3b^3\sqrt{2b}$  

•  $5a^3b^3\sqrt{2b}$  

•  $5a^3b^3\sqrt{b}$  

Tags

CCSS.HSN.RN.A.2

Divide and simplify. Assume that all variables are positive. $\frac{\sqrt{600}}{\sqrt{6}}$   

• 6

• 10

• 60

• 100

Tags

CCSS.HSN.RN.A.2

Divide and simplify. Assume that all variables are positive.  $\frac{\sqrt{180x^5}}{\sqrt{5x^3}}$   

•  $6x^2$  

•  $12x$  

•  $6x$  

•  $12x^2$  

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2