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posted by Ana on Thursday, June 10, 2010 at 11:16pm.
How do I simplify tan θ + cot θ ? Or is it already simplified?
you could do .... sinx/cosx + cosx/sinx = (sin^2x + cos^2x)/(sinxcosx) = 1/[ (1/2)2sinxcosx ] = 1/((1/2)sin 2x) = 2/sin2x or 2csc 2x
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