GRE Question of the Day (April 16th)

Math

In the xy-plane, line k is a line that does \({not}\) pass through the origin. Which of the following statements \({individually}\) provide(s) sufficient additional information to determine whether the slope of line k is negative?

Indicate all such statements.

A. The x-intercept of line k is twice the y-intercept of line k.
B. The product of the x-intercept and the y-intercept of line k is positive.
C. Line k passes through the points and where (a, b) (r, s), where (a − r)(b − s) < 0.

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

Question Discussion & Explanation