Solve by Square Root

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

x² -4 = 77

• 9

• -9

• No Real Solutions

• ±9

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve by taking the square root:

4x² = 100

• ±10

• ±25

• ±5

• 5

Tags

CCSS.HSA.REI.A.2

CCSS.HSA.REI.B.4

Solve by taking square roots:
5b² - 4 = 41

• b = 9, b = -9
• b = 3, b = -3
• b = 8, b = -8
• no solutionb

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

Solve for m.
4m² + 10 = 38

• m = 7, -7
• m = 7
• m = √7
• m = √7, -√7

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve using square roots.

• ±√9
• ±3
• ±1
• No real solution

Tags

CCSS.8.EE.A.2

Solve the equation using square root method.

 $\ 3x^2-9=3$  

• x = 9 or x = -9

• no solutions

• x = 2 or x = -2

• x = 81 or x = -81

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.A.2

CCSS.HSA.REI.B.4

Which of the following is a solution for the equation  $36n^2-13=12$  ?

•  $\pm\frac{5}{6}$  

•  $\pm\frac{6}{5}$  

•  $\pm\frac{1}{6}$  

•  $\pm5$  

Tags

CCSS.HSA.REI.B.4

Solve By Square Roots:



 $5m^2-3=127$  

•  $\sqrt{26}$  

• 26

•  $\pm\sqrt{26}$  

•  $\pm26$  

Tags

CCSS.8.EE.A.2

Solve by taking the Square Root:

16a² - 9 = 0

• a = ± ³/₄

• a = ± ⁴/₃

• a = ± ⁹/₁₆

• a = ± ¹⁶/₉

Tags

CCSS.HSA.REI.B.4