A. Statement (1) ALONE is sufficient but Statement (2) ALONE is not sufficient. B. Statement (2) ALONE is sufficient but Statement (1) ALONE is not sufficient. C. BOTH Statements TOGETHER are sufficient, but NEITHER Statement alone is sufficient. D. Each Statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient
Student: 1/28/2010 10:07:17 AM
A is the answer. If a=0, then the expression is zero. But if b=0, it is not sufficient.
GMATŪ is a registered trademark of the Graduate Management Admission CouncilŪ. The Graduate Management Admission CouncilŪ does not endorse, nor is it affiliated in any way with the owner or any content of this web site.