If a+(1/a)=-1, Then the Value of (1-a+a²)(1+a-a²) is :

  1. -4
  2. 4
  3. 1
  4. 0
Anurag Mishra Professor Asked on 7th November 2015 in Maths.
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    Answer: (2) 4

    Anurag Mishra Professor Answered on 17th November 2015.
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