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Q: Two consecutive sides of a parallelogram are 4x + 5y = 0 and 7x + 2y = 0. If the equation of one diagonal is 11x + 7y = 9, the equation of other diagonal is एक समान्तर चतुर्भुज की संलग्न भुजाएँ 4x + 5y = 0 तथा 7x + 2y = 0 हैं। यदि एक विकर्ण 11x + 7y = 9 है, तो दूसरे विकर्ण का समीकरण है
  • A. x + y = 0
  • B. 7x – 11y = 0
  • C. 7x + 11y = 0
  • D. x – y = 0
Correct Answer: Option D -
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Explanations:

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