Adding and Subtracting Radicals

• 7√3
• Can't Simplify
• 6√15
• 6√3

• 8√6
• 8√12
• 12√6
• 12√12

Add:  4√7 - 10 √7 + 7√7

• -6√7
• 14√7
• -3√14
• √7

 Simplify:   2√40 - 3√10 

• 5√10
• √10
• -√30

4√3 - √12

• √6
• 2√3
• √2
• √5

Add:  4√7 - 10 √7 + 7√7

• -6√7
• 14√7
• -3√14
• √7

The like radicals have the same

• index
• radicand
• index and radicand
• none of thes

Simplify
-2√5+3√20

• -2√8
• -6√36
• -6√-12
•  4√5

2√5 - √5 + 4√5 + √3

• 6√5 + √3
• 5√5 + √3
• 6√5
• 6√3

The number under the radical sign or square root sign is called the ______.

• radical sign

• radicand

• factor

• exponent