You can put this solution on YOUR website! How do you verify this problem using trig identities?
cscx/cosx-cotx= tanx
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1/[sin*cos] - [cos/sin] = [sin/cos]
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Multiply thru by sin*cos to get:
1 - cos^2 = sin^2
sin^2 + cos^2 = 1
1 = 1
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Cheers,
Stan H.