Radicals Simplify Add Subtract Multiply Algebra

Multiply/Simplify

• A

• B

• C

• D

Simplify

• A

• B

• C

• D

Simplify 
-10√7 + 12√7

• -2

• -2√7

• 2√7

• Already simplified 

Simplify 
3√8 + 3√2

• 9√2

• 6√10

• 5√2

• Already simplified 

Simplify 
3√5 + √20 - √45

• 3√-20

• 2√-20

• 3√5

• 2√5

3√18 - √32 + 4√72

• 29√2

• 25√2

• −25√2

• −29√2

Simplify 
3√6 - 4√6

• -√6

• √6

• -1

• Already simplified 

Simplify 
-11√21 - 11√21

• 0

• -22√21

• √21

• Already simplified 

Add:  4√7 - 10 √7 + 7√7

• -6√7

• 14√7

• -3√14

• √7

Simplify $\sqrt{20}$