tan(theta)/(sec(theta) %2B 1) %2B tan(theta)/(sec(theta) - 1)=2*(cosec – InterviewSolution

1.	tan(theta)/(sec(theta) %2B 1) %2B tan(theta)/(sec(theta) - 1)=2(cosectheta)
Answer» sinx/cosx//(1-cosx/cosx) + sin x/cosx/(1+cosx/cosx)=sinx/(1-cosx)+sinx/(1+cosx)=sinx(1+cosx)+sinx(1-cosx)/(sinx)^2=sinx+sinx/(sinx)^2=2sinx /(sinx)^2=2/sin x=2cosecc

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