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1. (x - y) = 2 এবং xy= 24 হলে (x + y) এর মান কত?

  • A. 20
  • B. 20
  • C. 20
  • D. 20

Answer: Option D

Explanation:

x+y2=x-y2+4xy⇒x+y2=22+4.24⇒x+y2=4+96⇒x+y2=100⇒x+y=10

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