Darlene bought the pencil holder shown below. Note: Figure is not drawn to scale.

What is the volume of the pencil holder?
A.
240 cubic centimeters
B.
60 cubic centimeters
C.
200 cubic centimeters
D.
120 cubic centimeters

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

We need the graph re post or something