GRE Question of the Day (September 22nd)

Math

If \({abc = b^3}\) , which of the following must be true?

I. \({ac = b^2}\)
II. \({b = 0}\)
III. \({ac = 1}\)

A. None
B. I only
C. II only
D. I and III
E. II and III

Correct Answer - A - (click and drag your mouse to see the answer)

Question Discussion & Explanation