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393

Q:

यदि p, q, r सभी वास्तविक संख्याएँ हैं, तो (p – q)3 + (q – r)3 + (r – p)3 बराबर है

  • 1
    (p – q) (q – r) (r – p)
  • 2
    3(p – q) (q – r) (r – p)
  • 3
    0
  • 4
    1
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Answer : 2. "3(p – q) (q – r) (r – p) "

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