Solving Quadratic Equations using square roots

x²=25

• x = 5
• x = -5
• x = ±25
• x = ±5

Tags

CCSS.8.EE.A.2

(x + 3)² = 36

• x = √36
• x = √39
• x = -9 and x = 3
• x = 9 and x = -3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

(x - 7)² = 5

• x = 7-√5
• x = 7+√5
• x = √5
• x = 7±√5

Tags

CCSS.HSA-REI.B.4B

What are the solutions to 2(x−7)² = 32 ?

• 7±√32
• ±√65
• 3 and 11
• -1 and 15

Tags

CCSS.HSA-REI.B.4B

Solve x²− 4 = 0

•  2 and -2
• 4 and -4
• 16 and -16
• 8 and -8

Tags

CCSS.HSA-REI.B.4B

• {12.88,-12.88}

• {13.22,-13.22}

• {16}

• No Solution

Tags

CCSS.HSA-REI.B.4B

• {49,-49}

• {8,-8}

• {7,-7}

• No Solution

Tags

CCSS.8.EE.A.2

• {6.78,-6.78}

• {8,-8}

• {7,-7}

• No Solution

Tags

CCSS.8.EE.A.2

Solve using square roots.

• ±81
• ±9
• ±3
• No real solution

Tags

CCSS.8.EE.A.2

Solve using square roots.

• ± 1/4
• ± 9/36
• ± 1/2
• No real solution

Tags

CCSS.HSA-REI.B.4B