Find The Value ? If

q-123

  1. 2
  2. √2 + 1
  3. √2 – 1
  4. √2
Monis Rasool Professor Asked on 22nd August 2015 in Maths.
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1 Answer(s)

Answer: (4) √2

Explanation:-
x = 1/ (√2 + 1)
= 1 (√2 – 1)/(√2 + 1) (√2 – 1)
= (√2 – 1)/ 2 – 1
= √2 – 1
Then, x + 1 = √2 – 1 + 1
= √2

Hence, the answer is (4) √2.

Anurag Mishra Professor Answered on 22nd August 2015.
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