GMAT 考满分题库

- 数学PS -
The product of x-intercept and y-intercept of a line is positive. Which of the following options does the slope k of the line satisfy?
  • Ak < 0
  • Bk ≤ 0
  • Ck > 0
  • Dk ≥ 0
  • Ek ≠ 0
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正确答案: A

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