Solve by Square Roots

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 the square root:

4x² = 100

• ±10

• ±25

• ±5

• 5

Tags

CCSS.8.EE.A.2

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-REI.B.4B

Solve using square roots.

• ±√9
• ±3
• ±1
• No real solution

Tags

CCSS.HSA-REI.B.4B

Solve for m.
4m² + 10 = 38

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

Tags

CCSS.8.EE.A.2

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:  $7x^2=-21$  

•  $x=\pm\sqrt{3}$  

• No solution

•  $x=\pm2\sqrt{7}$  

•  $x=\pm\sqrt{14}$  

Tags

CCSS.HSA.REI.B.4

 $-9v^2=-504$  

•  $\pm\sqrt{56}$  

•  $\pm2\sqrt{14}$  

•  $56$  

•  $\pm2\sqrt{7}$  

Tags

CCSS.HSA.REI.B.4

 $49n^2+6=70$  

•  $\pm\frac{8}{7}$  

•  $\pm\sqrt{\frac{8}{7}}$  

•  $\frac{8}{7}$  

•  $\pm\frac{7}{8}$  

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4