Answers

2016-03-21T15:38:05+05:30
1-cos²A(1+cot²A)
sin²A(cosec²A)
sin²A(1/sin²A)
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2016-03-21T17:11:54+05:30
[1-cos(square)A](1+cot (square)A)
sin squareA×cosec (squareA)
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