prove that (cscx-cotx)^2=(1-cosx)/(1+cosx) my steps are as follows: LS (cscx-cotx)^2 (1/sinx-1/tanx)^2 (1/sinx-cosx/sinx)^2 [(1-cosx)/sinx]^2 [(1-2cosx-cos^x)/sin^2x] now what should I do to get it to equal the other side? I am stuck here
Last edited by skeske1234; Mar 29th 2009 at 01:18 PM.
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