Solve by Square Root Quadratics

Solve by taking square roots:
a² + 9 = 9

• no solution

• a = 0

• a = 3 or -3

• a = 18

Tags

CCSS.HSA-REI.B.4B

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Tags

CCSS.HSA-REI.B.4B

x² -4 = 77

• 9

• -9

• No Real Solutions

• ±9

Tags

CCSS.8.EE.A.2

Solve by taking square roots:
k² - 6 = 43

• k = √37

• k = 37 or - 37

• k = 7, k = -7

• no solution

Tags

CCSS.HSA-REI.B.4B

• ±81
• ±9
• ±3
• No real solution

Tags

CCSS.8.EE.A.2

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.

• ± 1/4

• ± 9/36

• ± 1/2

• No real solution

Tags

CCSS.HSA-REI.B.4B

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

3x² - 1 = 14

• 5

• -√5

• -√5, √5

• √5

Tags

CCSS.8.EE.A.2

• x= 9, -9

• x= -49, 49

• x= 7, -7

• x= -5, 5

Tags

CCSS.8.EE.A.2