cot θ . tan (90 – θ) – sec (90–θ) . cosec θ + sin2 35 + sin2 55 + √3 . tan 5. tan 15 . tan 30 . tan 75 . tan 85

Question

Philoid · Accepted Answer

We know,  also Also,Hence using the above properties the above equation can be reframed as= )= )= (∵ = = 1

cot θ . tan (90 – θ) – sec (90–θ) . cosec θ + sin² 35 + sin² 55 + √3 . tan 5. tan 15 . tan 30 . tan 75 . tan 85