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Trignometry

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7 May 2009 00:09:05 IST

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Trignometry Doubt

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If Sin(cos) = Cos(sin) then

1) Cos =

2) Cos( - /2) =

3) Cos( - /4) =

4) Cos( + /4) =

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Comments (3)

taran

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Joined: 17 Nov 2008

Posts: 1331

7 May 2009 00:16:13 IST

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from the equations it is clear that

solving we get the fourth option

taran

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Posts: 1331

7 May 2009 00:17:17 IST

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here n is integer and the option holds for some value of n

Jammalamadaka

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Joined: 23 Nov 2008

Posts: 156

7 May 2009 15:51:47 IST

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Thanks

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