Quiz # 8 Topic 17 AE

Solve for x.
 $\sqrt{x}=5$  

25

Mathematical Equivalence

ON

• x = 49
• x = 53
• x = 45
• x = 18

 $\sqrt{x+9}=4$  

• x = 7

• x = -1

• x = -7

• x = 17

Solve the radical equation

• 25
• 50
• 125
• 5

Solve.

 $\sqrt{x+4}=-2$ 

• 8

• -8

• 0

• no solution

Solve the equation for x.

• x=125

• x=250

• x=25

• x=35

-10 + 4

• -14
• 14
• -6
• 6

-12 + 9

• 21
• 3
• -3
• -21

-9 + 9

• 18
• -18
• 0
• 81

-4 + 9

• 5
• -5
• 13
• -13