Question

Trignometry Question

Answer 1

AAD-wait for me...

Answer 2

Solve:
[1/(sin 45 sin 46)] + [1/(sin 47 sin 48)] + ........................+ [1(sin 133 sin 134)]

Answer 3

good one...

Answer 4

The general term of the series is:
\[t(n)=1/\sin x \sin (x+1)\]
Now expand sin(x+1) using sin(A+B). Simplify, and you'll get a really simple general term/

Answer 5

FNSTSE Question

Answer 6

i think mani's approach is good!!!!