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What is value of x?

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What is value of x? [#permalink] New post 29 Jun 2012, 08:00
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Question Stats:

61% (01:48) correct 39% (00:50) wrong based on 118 sessions
What is value of x?

(1) 4x^2-4x+1=0

(2) 4x^2-1=0
[Reveal] Spoiler: OA

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Bole So Nehal.. Sat Siri Akal.. Waheguru ji help me to get 700+ score !

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Re: What is value of x? [#permalink] New post 29 Jun 2012, 08:04
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Re: What is value of x? [#permalink] New post 29 Jun 2012, 08:15
Thanks alot bunuel ...:)..

4x^2-4x+1=0 to (2x-1)^2 ...?? how did u simplify it?
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Re: What is value of x? [#permalink] New post 29 Jun 2012, 10:00
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Re: What is value of x? [#permalink] New post 30 Jun 2012, 07:58
Hai Bunnel


can you tell me how to find that statement 1 is in (a-b)^2 farm. Is there any method behind this. Plz explain
Re: What is value of x?   [#permalink] 30 Jun 2012, 07:58
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