Quadratic Square roots

1. x² = 16

• 8

• +16, -16

• 32

• +4, -4

Tags

CCSS.8.EE.A.2

2. x² = 4

• +8, -8

• +2, -2

• no solution

• +4, -4

Tags

CCSS.8.EE.A.2

3. -5x² = -500

• +25, -25

• +10, -10

• +100, -100

• no solution

Tags

CCSS.8.EE.A.2

4. m² - 12 = 109

• +121, -121

• +11, -11

• +97, -97

• no solution

Tags

CCSS.8.EE.A.2

5. x² -10 = -1

• +3, -3

• +11, -11

• +9, -9

• no solution

Tags

CCSS.8.EE.A.2

6. x² + 17 = 13

• +2, -2

• +4, -4

• +20, -20

• no solution

Tags

CCSS.8.EE.A.2

x² = 64

• x = 8, -8

• x = 4, -4

• x = 32, -32

• No real solution

Tags

CCSS.8.EE.A.2