Solving by Square roots

x² = 49

• ±7

• ±6

• ±8

• ±2

Tags

CCSS.8.EE.A.2

x² = 45

• 3√2

• 3√5

• ±3√2

• ±3√5

Tags

CCSS.8.EE.A.2

3x² = 12

• 2

• ±2

• 3

• ±3

Tags

CCSS.8.EE.A.2

x² + 5 = 14

• ±√3

• ±3

• ±√2

• ±2

Tags

CCSS.8.EE.A.2

5x² - 25 = 100

• ±15

• ±10

• ±5

• ±2

Tags

CCSS.8.EE.A.2

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