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1. x+1x=2

  • A. 1
  • B. 1
  • C. 1
  • D. 1

Answer: Option C

Explanation:

We know,

(x-1/x)2=(x+1/x)2-4.x.1/x

বা, (x-1/x)2=22-4

বা, x-1/x=0

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