CW # 2 Square Roots/Cubic Roots

In 2016, a school started its own aquarium with x fish. In 2019, there were 

 $x^3$  fish in the same aquarium. There were 512 fish in 2019. How many fish were there in 2016? 

• 2 fish

• 8 fish

• 12 fish

• 5 fish

Tags

CCSS.8.EE.A.2

What are all the solutions of the equation

 $p^2=\frac{9}{36}$ in simplest form ? 

•  $\pm\frac{3}{36}$  

•  $\pm\frac{9}{6}$  

•  $\pm\frac{3}{18}$  

•  $\pm\frac{1}{2}$  

Tags

CCSS.8.EE.A.2

Which of the following could be the value of x in the equation

 $x^3-9=55$  ? Select all that apply.

• -8

• cubic root of 64

•  $\sqrt{64}$  

• 4

• 8

Tags

CCSS.8.EE.A.2

A square garden has an area of 100

 $ft^2$  . What is the perimeter of the garden?

• 10 feet

• 50 feet

• 40 feet

• 20 feet

Tags

CCSS.8.EE.A.2

Determine whether the value of y is a solution of

 $y^2=27$  ,  $y^3=27$  or is a solution of neither?

y = -cubic root of 27

• Solution to  $y^{2\ }=27$  

• Solution to  $y^3=27$  

• Solution of neither equation

Tags

CCSS.8.EE.A.2

Determine whether the value of y is a solution of

 $y^2=27$  ,  $y^3=27$  or is a solution of neither?

 $y=9$  

• Solution to  $y^{2\ }=27$  

• Solution to  $y^3=27$  

• Solution of neither equation

Tags

CCSS.8.EE.A.2

Determine whether the value of y is a solution of

 $y^2=27$  ,  $y^3=27$  or is a solution of neither?

 $y=-3\sqrt{3}$  

• Solution to  $y^{2\ }=27$  

• Solution to  $y^3=27$  

• Solution of neither equation

Tags

CCSS.8.EE.A.2

Determine whether the value of y is a solution of

 $y^2=27$  ,  $y^3=27$  or is a solution of neither?

 $y=3$  

• Solution to  $y^{2\ }=27$  

• Solution to  $y^3=27$  

• Solution of neither equation

Tags

CCSS.8.EE.A.2