Solving Square Root Functions

 $\sqrt{x}-4=6$  

•  $x=52$  

•  $x=100$  

•  $x=4$  

•  $x=10$  

• x = 49
• x = 53
• x = 45
• x = 18

Tags

CCSS.HSA.REI.A.2

• x = 12
• x = 24
• x = 144
• x = 121

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.A.2

CCSS.HSA.REI.B.4

 $\sqrt{x+4}=x-2$  

• x= 0, 5 (extraneuous) 

• x= 2, 7

• x= 5, 0 

• x= 3, 9

Tags

CCSS.HSA.REI.A.2

 $\sqrt{x-1}=x-7$  

• x = 10, 5 (extraneuous) 

• x = 0, 5

• x = 10, 5

• x = 2, 6 ( extrenauous ) 

 $\sqrt{x-5}=-2$  

• x=9 ( extreneous) 

• x=8

• x=3 ( extraneous) 

• x=6 ( extrenaous) 

Tags

CCSS.HSA.REI.A.2

 $x+4=\sqrt{x+10}$  

• x = -1 , -6 (extreneous)

• x = -6, -1 (extraneous) 

• x = -2, -1 (extraneous)

• x = -1, -6