" 18."(cot theta+cos ec theta-1)/(cot theta-cos ec theta+1)=

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Which of the following is not equal to (cot theta+cos ec theta-1)/(cot theta-cos ec theta+1)?

(1+tan theta+sec theta)(1+cot theta-cos ec theta)

Show that (cos ec theta+cot theta-1)/(cot theta-cos ec theta+1)=(sin theta)/(1-cos theta)

(sin theta)/(cot theta+cos ec theta)-(sin theta)/(cot theta-cos ec theta)=

If sec theta=sqrt(2) and (3 pi)/(2)

Prove that (cos ec theta)/(cos ec theta-1)+(cos ec theta)/(cos ec theta+1)=2sec^(2)theta

(cos theta)/(cos ec theta+1)+(cos theta)/(cos ec theta-1)=2tan theta

If (a cot theta+b cos ec theta)=x and (b cot theta+a cos ec theta)=y then x^(2)-y^(2) is equal to:

Find the value of (1-cot theta-cos ec theta)(1-tan theta-sec theta)=?

Prove that (cot theta -cos theta )/( cot theta +cos theta ) =(cos ec theta -1)/( cosec theta +1)