Prove this

Printable View

- May 27th 2012, 08:35 PMsrirahulantrig fix
**Prove this** - May 27th 2012, 09:08 PMpickslidesRe: trig fix
Assuming a = A?

Have you tried to expand the LHS out with the compound angle formula for tan?

Recall - May 28th 2012, 06:40 AMsrirahulanRe: trig fix
I tried this way but finally i get 1/sin2a.

- May 28th 2012, 07:25 AMPlatoRe: trig fix
- May 29th 2012, 05:01 PMsrirahulanRe: trig fix
yes,I can understand.