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d/(d theta) (tan^(-1)((1-costheta)/sinth...

`d/(d theta) (tan^(-1)((1-costheta)/sintheta))=`

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The value of tan^(-1)((xcostheta)/(1-xsintheta))-cot^(-1)((costheta)/(x-sintheta))i s 2theta (b) theta (c) theta/2 (d) independent of theta

The value of tan^(-1)((xcostheta)/(1-xsintheta))-cot^(-1)((costheta)/(x-sintheta))i s 2theta (b) theta (c) theta/2 (d) independent of theta

The value of tan^(-1)((xcostheta)/(1-xsintheta))-cot^(-1)((costheta)/(x-sintheta))i s 2theta (b) theta (c) theta/2 (d) independent of theta

(sintheta)/(1+costheta) is equal to (a) (1+costheta)/(sintheta) (b) (1-costheta)/(costheta) (c) (1-costheta)/(sintheta) (d) (1-sintheta)/(costheta)

Show that: (a) (1+tan^(2)theta)(1-sintheta)(1+sintheta)=1 (b) (sintheta)/(1+costheta)+(1+costheta)/(sintheta)=2cosectheta

The value of sectheta((1+sin theta)/(costheta)+(costheta)/(1+sintheta))-2tan^(2)theta is

(sintheta)/(1+costheta) + (1+costheta)/(sintheta) = 2 cosec theta

(sintheta)/(1+costheta) + (1+costheta)/(sintheta) = 2 cosec theta

Prove that : (sintheta)/(1+costheta)+(1+costheta)/(sintheta)=2"cosec"theta

Prove that : (sintheta)/(1+costheta)+(1+costheta)/(sintheta)=2"cosec"theta