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27-10-2016
Mathematics

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2 sin theta - 1=csc theta

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27-10-2016

2sin(theta)-1 is not equal to csc(theta). In terms of cosecant, 2sin(theta)-1 is equal to (2-csc(theta))/csc(theta). You cannot prove that 2sin(theta)-1=csc(theta) because the statement is false.

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