Solving Square Equations

Solve using square roots.

• ±81

• ±9

• ±3

• No real solution

Solve x^2=25 Select all that apply

• x=5

• x=-5

• x=525

• x=3

• x=-3

• k =±196 only

• k=±16 

• k = 4 only 

• No solution

• k = ± 14

Solve using square roots.

• ±√9

• ±3

• ±1

• No real solution

Solve by taking the square root:

16x² = 49

• -7/4 only

• 7/4 only

• -7/4 or 7/4

• 49/16 or -49/16

What are the roots / solutions of the quadratic equation:

81x² = 25?

• x =± 81/25

• x =± 25/81

• x = + 9/5

• x = + 5/9

• No solution

What are the roots / solutions of the quadratic equation:

3x² = 300 ?

• x = 10

• x = 9

• x = + 9

• x = + 10

Solve using square roots.
4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Solve by taking square roots:
5m² + 1 = 6

• m = 0

• m = 1 or -1

• m = √7

• m = 7/5 m = -7/5

• a=± 2

• a=±4

• No solution

• a=4 only 

• a=2 only