tan theta=(a)/(b)" ai "(cos theta+sin theta)/(cos theta-sin theta)

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

Prove that: ((tan theta)/(1-tan theta))-((cot theta)/(1-cot theta))=(cos theta+sin theta)/(cos theta-sin theta)

(sin theta)/(1-cot theta)+(cos theta)/(1-tan theta)=(a)theta(b)1(c)cos theta-sin theta(d)cos theta+sin theta

If tan theta=(a)/(b) then find the value of (cos theta+sin theta)/(cos theta-sin theta)

If b tan theta = a find the value of (cos theta + sin theta )/( cos theta - sin theta)

Prove that (cos theta)/((1-tan theta))-(sin^(2)theta)/((cos theta-sin theta))=(cos theta+sin theta)

Prove each of the following identities : (cos theta) /((1- tan theta)) - (sin^(2) theta)/((cos theta - sin theta)) = (cos theta + sin theta)

If tan theta=(a)/(b), show that (a sin theta-b cos theta)/(a sin theta+b cos theta)=(a^(2)-b^(2))/(a^(2)+b^(2))

x= tan 27 theta - tan theta , y=(sin theta )/( cos 3 theta )+(sin 3 theta )/(cos 9theta)+(sin9 theta )/(cos 27 theta ) , if

If tan theta=(a)/(b), the n(sin theta)/(cos^(8)theta)+(cos theta)/(sin^(8)theta)=