The value of `(Cosh 2theta-1)/(sinh2theta)`is equal to

The value of (cos3 theta)/(2cos2 theta-1) is equal to cos theta(b)sin theta (c) tan theta(d) none of these

The value of ("cosh "(2 theta) -1)/("sinh "(2 theta)) =

The value of sin^(2)theta+(1)/(1+tan^(2)theta) is equal to

If tan^(2)theta+cot^(2)theta=52, then the value of tan^(2)theta+cot^(2)theta is equal to

the value of e^(sinh^(-1)(tan theta)) is equal to:

If 29 tan theta = 31 then the value of (1 +2 sin theta cos theta)/(1- 2 sin theta cos theta) is equal to

If sin theta = cos theta ,then the value of 2 tan^(2) theta + sin^(2) theta -1 is equal to

The value of (sin2 theta+sin4 theta)/(1+cos2 theta+cos4 theta) is equal to