Solving Simple Equations using Square and Cube roots

Solve for x:

  $x^2\ =\ 16$  

• x =  $\pm$  6

• x =  $\pm$  4

• x =  $\pm$  7

• x =  $\pm$  2

Tags

CCSS.8.EE.A.2

Solve for x:

  $x^2\ =\ 25$  

• x =  $\pm$  5

• x =  $\pm$  3

• x =  $\pm$  15

• x =  $\pm$  7

Tags

CCSS.8.EE.A.2

Solve for x:

  $x^2\ =\ 81$  

• x =  $\pm$  8

• x =  $\pm$  10

• x =  $\pm$  9

• x =  $\pm$  7

Tags

CCSS.8.EE.A.2

Solve for x (Check all that apply):

  $\left(x-3\right)^2\ =\ 64$  

• x = 8

• x = 11

• x = -5

• x = -8

Tags

CCSS.8.EE.A.2

Solve for x (Check all that apply):

  $\left(x+5\right)^2\ =\ 100$  

• x = 5

• x = -15

• x = -10

• x = 15

Tags

CCSS.8.EE.A.2

Solve for x:
 $x^3=216$  

• x = 8

• x = 72

• x = 4

• x = 6

Tags

CCSS.8.EE.A.2

Solve for x:
 $x^3=-729$  

• x = -8

• x = 8

• x = -9

• x = 9

Tags

CCSS.8.EE.A.2

Solve for x:
 $x^3=2197$  

• x = 13

• x = 11

• x = -12

• x = 15

Tags

CCSS.8.EE.A.2

Solve for x:
 $\left(x+2\right)^3=512$  

• x = -8

• x = 8

• x = 6

• x = -6

Tags

CCSS.8.EE.A.2

Solve for x:
 $\left(x-7\right)^3=-1000$  

• x = -10

• x = -3

• x = -17

• x = 17

Tags

CCSS.8.EE.A.2