x squared and square root equations

x² = 121

• 11,-11
• 11
• -11
• 10,-10

Tags

CCSS.8.EE.A.2

Question 3

• 10
• 16
• 100
• 9

Tags

CCSS.HSA.REI.A.2

• x = 49
• x = 53
• x = 45
• x = 18

Tags

CCSS.HSA.REI.A.2

 $3x^2\ \ +\ 3\ =\ 30\$  

• 27

• 3,-3

• 3

• None of these

Tags

CCSS.8.EE.A.2

 $x^{2\ }+5\ =\ 25$  

• 0

• 5,-5

•  $\pm\ 2\sqrt{5}$  

•  $\pm\sqrt{20}$  

Tags

CCSS.8.EE.A.2

 $\frac{x^2}{4}\ +\ 2\ =\ 6$  

•  $\pm4$  

•  $\pm\sqrt{22}$  

•  $\pm\sqrt{4}$  

• None of these

Tags

CCSS.8.EE.A.2

 $\frac{x^2\ +\ 10}{5}\ =\ 12$  

•  $\pm50$  

•  $\pm\sqrt{50}$  

•  $\pm\sqrt{10}$  

•  $\pm5\sqrt{2}$  

Tags

CCSS.8.EE.A.2

 $6\sqrt{x\ }\ =\ 12$  

• 2

• 4

• 24

• 0

Tags

CCSS.HSA.REI.A.2

 $\frac{\sqrt{x}}{4}\ +\ 1\ =\ 3$  

• 64

• 121

• 16

• None of these

Tags

CCSS.HSA.REI.A.2

 $3\sqrt{x}\ -\ 5\ =\ -2$  

• 0

• 1

• 3

• None of these

Tags

CCSS.HSA.REI.A.2