Solve the Equation:

If x +  1/x =2, then the value of x12 _   1/ x12 is

  1. 2
  2.  0
  3.  -4
  4.  4
Monis Rasool Professor Asked on 28th August 2015 in Maths.
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1 Answer(s)

Answer:  (2) 0

Explanation:-
x + 1/x = 2
Put x = 1 ,
Then, x + 1/x
= 1 + 1/1
= 1 + 1 = 2

Again put x = 1 in  x12 _   1/ x12
Then, 1^12 – 1/1^12
= 1 – 1/1
= 1 – 1
= 0

Hence, the answer is (2) 0.

Anurag Mishra Professor Answered on 1st September 2015.
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