Solving by Roots

Solve using square roots.
5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution

Tags

CCSS.8.EE.A.2

Solve using square roots.
4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Tags

CCSS.8.EE.A.2

Solve using square roots.

• ±√9

• ±3

• ±1

• No real solution

Tags

CCSS.HSA-REI.B.4B

Simplify the square root.

• A

• B

• C

• D

Simplify the square root.

• A

• B

• C

• D

Simplify the square root.

• A

• B

• C

• D

Tags

CCSS.HSN.RN.A.2

Solve for x

x² = 64

• x = 8, -8

• x = 32, -32

• x = 4, -4

• No real solution

Tags

CCSS.8.EE.A.2

Solve for x

3x² - 27 = 0

• x = 4.9, -4.9

• x = 9, -9

• x = 3, -3

• No solution

Tags

CCSS.8.EE.A.2

x² - 15 = 0

• {15, -15}

• {3.87, -3.87}

• {7.5, -7.5}

• No Solution

Tags

CCSS.8.EE.A.2

Solve by taking square roots:
5m² + 1 = 6

• m = 0

• m = 1 or -1

• m = √7

• m = 7/5 m = -7/5

Tags

CCSS.HSA-REI.B.4B