

GRE Question of the Day (July 9)MathPerpendicular lines m and n intersect at point (a, b), where a > b > 0. The slope of line m is between 0 and 1. Which of the following statements MUST be true ? Indicate all such statements. A. The xintercept of line m is positive. B. The yintercept of line m is negative C. The xintercept of line n is positive. D. The yintercept of line n is negative. E. The product of the x and yintercepts of line m is not positive, F. The sum of the xintercepts of lines m and n is positive. Question Discussion & Explanation Correct Answer – C and E – (click and drag your mouse to see the answer) 
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