Multiplying and dividing irrational numbers

Select all equivalent radicals of  $3\sqrt{10}\times-2\sqrt{18}$  

•  $-6\sqrt{180}$  

•  $-36\sqrt{5}$  

•  $\sqrt{180}$  

•  $-6\sqrt{5}$  

Evaluate.

• 20
• 200
• √200
• ±20

Fill in the blank.
The product or two irrational numbers is _________ an irrational number.

• always
• sometime
• never

Fully simplify....

• 
• 
• 
• 

 $\frac{\sqrt{3}}{\sqrt{6}}$  

•  $\frac{1}{2}$  

•  $\frac{\sqrt{2}}{2}$  

•  $3\sqrt{2}$  

•  $3$  

Simplify:

• A
• B
• C
• D

• 6

• 12

• 36

• 24

• 48

Multiply and simplify:  $-6\sqrt{2}\cdot-2\sqrt{3}$  

•  $12\sqrt{5}$  

•  $-12\sqrt{5}$  

•  $12\sqrt{6}$  

•  $-12\sqrt{6}$  

√121v

• 11v
• 11√v
• 11v√v
• √11v