Question #0dd27

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Answer 1 · 2016-05-02T17:25:54

See Below

Left Side-> #=(1-sinx)/cos x -cosx/(1+sinx)#

#=((1-sinx)(1+sinx)-cosx(cosx))/(cosx(1+sinx))#

#=(1-sin^2x-cos^2x)/(cosx(1+sinx))#

#= (1-(sin^2x+cos^2x))/(cosx(1+sinx))#

#=(1-1)/(cosx(1+sinx))#

#=0/(cosx(1+sinx))#

#=0#

= Right Side