4.1.2 Adding and Subtracting Radicals

2√5 + 4√5 =

• 6√10
• 8√10
• 8√5
• 6√5

Tags

CCSS.HSN.RN.A.2

√5 + √20

• 5
• 25
• 3√5
• 2√3

Tags

CCSS.HSN.RN.A.2

√98 + 5√2

• 8√3
• 12√2
• 7√2
• 7√3

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

√18 - √12

• √6
• 2√3
• √2
• √5

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

√300 + √75

• 15√3
• √375
• 20√5
• 16√5

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify
3√2 - 3√18

•  -4√8
• 4√9-6√3
• 5√12
• -6√2

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify 
-2√2-3√8-√5

•  -8√2-√5
• -8√2-√9
• -14√3-√7
• -2√4-√3

Tags

CCSS.HSN.RN.A.2

Simplify
 
2√27+3√3

• 15√30
• 5√3
• 9√3
• 9√8

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

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

• radical sign
• radicand
• factor
• exponent

Tags

CCSS.HSN.RN.A.2

The square root of 36x²  is __________

• 6
• 6x
• 4x
• 6x²

Tags

CCSS.HSN.RN.A.2