Solving by Using Square Roots

Solve for x

x² = 16

• x = 4

• x = 16

• x = 16

• x = 12

Solve for x:

x² = 100

• x = 100

• x = 10

• x = 20

• x = 50

Solve for x:

x² = 9

• x = 9

• x = 4.5

• x = 3

• x = 18

Solve for x:

x² = 4

• x = 4

• x = 2

• x = 8

• x = 16

Solve for x:

x² = 144

• x = 144

• x = 14

• x = 72

• x = 12

Solve for x:

x² = 169

• x = 13

• x = 14

• x = 15

• x = 12

Solve for x:

x² = -25

• No solution

• x = 5

• x = -5

• x = 25

2x²= 30

• x= √5
• x= √30
• x= √15
• x= ±5

(x - 7)² = 5

• x = 7-√5
• x = 7+√5
• x = √5
• x = 7±√5

Solve
(x+3)²-5 = 9

• ±√14 -3
• √14 - 3
• ±11
• ±5