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1.

X-Y =2 এবং XY =24 হলে X এর মান কত?

  • A. 3
  • B. 3
  • C. 3
  • D. 3

Answer: Option D

Explanation:

(x+y)2=(x-y)2+4xy=22+4×24(x+y)2=100So, x+y = 10 x-y = 2 (Doing Addition), we get, 2x = 12 or, x = 6 (Ans)

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