Simplify Radicals & Solve by Square Root Method

Simplify the radical...

√20a²b⁴

• 2ab²√5

• 4ab²√5

• 5ab²√2

• 2a²b²√5

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify

√45n³

• 3n√5n
• 4n√8
• 4n√-8
• 10√n

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Simplify the radical 6√90

• 10√8

• 10√18

• 18√10

• 18√9

When do you use the plus or minus symbol?
±

• After taking the square root of both sides
• After adding the square to both sides
• After taking half of b
• After setting the equation equal to zero

Tags

CCSS.HSA-REI.B.4B

Solve using the square root method:
 x² - 10 = 26

• x = -6, 6
• x = -4, 4
• x = 6
• No solution

Tags

CCSS.HSA-REI.B.4B

Solve by the Square Root Method:
5b² - 4 = 41

• b = 9, b = -9
• b = 3, b = -3
• b = 8, b = -8
• no solution

Tags

CCSS.HSA-REI.B.4B

5x² + 9 = 49

• 2√2
• -2√2
• 2√2, -2√2
• √8

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Simplify the radical!

• A
• B
• C
• D

Tags

CCSS.8.EE.A.2

Simplify the radical!

• A
• B
• C
• D

Tags

CCSS.8.EE.A.2

• A
• B
• C
• D

Tags

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2