Evaluating roots

 $10\sqrt{5}-12\sqrt{5}$ is equivalent to

• 10

•  $-2\sqrt{5}$  

•  $2\sqrt{5}$  

Tags

CCSS.MATH.CONTENT.HSN.RN.A.2

Simplify the following radical: √4650

• 5√465

• 5√62

• 5√186

• 15√155

Reorder the following from least to greatest

• -2.25

• 3.9

Using your calculator, evaluate i²

• -1

• 1

• i

• -i

Find the value

• 10

• 20

• 30

• 40

Simplify: $\sqrt{48}$  

•  $4\sqrt{12}$  

•  $2\sqrt{12}$  

•  $4\sqrt{3}$  

•  $16\sqrt{3}$  

• -9

• 9

• 5

• -5

• 5i

• -5i