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2337

Q:

यदि a + b + c = 12, a2 + b2 + c2 = 52, हो, तो ab + bc + ca बराबर है?

  • 1
    124
  • 2
    120
  • 3
    46
  • 4
    75
  • Show Answer
  • Workspace

Answer : 3. "46"

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