Solving Square Root and Cube Root Problems

 $\sqrt{16}=?$  

 $9^2=18$  True or false?

 $\sqrt{-144}$  

 $^3\sqrt{-1}$  (cube root of -1)

The area of a square painting is 81  $cm^2$  . What is the length of one side?

 $\sqrt{\left(\frac{16}{81}\right)}\ \ =\ ?$  

Solve for p when  $p^2=100$  

A cube with side length s has a volume of 512 cubic units. What is the length of one side?

What does this symbol represent?

A square poster has an area of 81 square inches. What is the length of each side of the square?