A display case for the artifact is in the shape of a cube. Each side of the display case is three times longer than the width w of the artifact shown.a. Write a power that represents the volume of the case.b. Simplify your expression in part (a)

A.-
length = 3 width
A power that represents the volume is 3
Volume = (3w)(3w)(3w)
B.-
Volume = 27w^3