GRE Question of the Day (November 12th)

Math

If \({n = 9! – 6^4}\), which of the following is the greatest integer k such that \({3^k}\) is a factor of n ?

A. 1
B. 3
C. 4
D. 6
E. 8

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

Question Discussion & Explanation