Square Equations

Solve the radical equation

• 25

• 50

• 125

• 5

This equation has...

• two positive solutions

• one positive solution and one negative extraneous solution

• one positive solution and one negative solution

• one negative solution and one negative extraneous solution

The extraneous solution of the equation is...

• −3

• −5

• −6

• −10

• 4
• 4, -1
• -1
• -4

• { 1 }

• { 1, 9 }

• { 9 }

• No Solution

x² = 121

• 11,-11

• 11

• -11

• 10,-10

x² = 36

• 6

• 18

• 6, -6

• -6

x² = 225

• 5,-5

• 15

• -15,15

• -5

• 1

• 2

• 3

• x = -1, x = 5

• x = 4, x = -3

• x = 1, x = 3

• x = -2, x = 4