square root of (1-cosx/1+cosx) = cscx - cotx prove the identity

prove: 1+cosx/1-cosx-1-cosx/1+cosx=4cotxcscx

prove(sinx/cosx+1)+(cosx-1/sinx)=0

1-cosx/1+cosx=(cotx-cscx)^2

if cosx equals square root 3 over 2, find sinx

integrate:cosx+2/cosx+sinx

Prove that 1+cosx+sinx/1-cosx+sinx=cotx

Diffrentiate In(cosx+sinx/cosx-sinx)

Differentiate In(cosx+sinx/cosx-sinx)

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