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Trignometry

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8 Mar 2010 22:04:41 IST

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PLS I need anws to this nquestion; evalute sin 7A

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PLS I need anws to this nquestion; evalute sin 7A

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rohit dhingra

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Joined: 5 Mar 2010

Posts: -25

12 Mar 2010 21:30:44 IST

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3sinA-4sin(cube)A+ 4sinAcosA(2cosA*cosA-1)

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