(1- sinx) / (1 +sinx) How would I do this? The answer is (-2cosx)/ (1 + sinx)^2 Thanks in advance :)!!
[-cosx (1+sinx) - (1-sinx)(cosx)]/(1+sinx)^2 (-cosx - sinx cosx - cosx + sinx cosx)/(1+sinx)^2 = -2cosx/(1+sinx)^2
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