A

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Q. If p - q = 3 and
p^2+q^2=29
find the value of pq.

  • (A) 7
  • (B) 8
  • (C) 9
  • (D) 10
  • Correct Answer - Option(D)
  • Views: 13
  • Filed under category Reasoning
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Explanation by: Admin

We know
2ab=(a^2+b^2)-(a-b)^2
2pq=29-9=20
=>pq=10

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