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The correct answer is C
[(sinx – 2sin 3 x)/(2cos 3 x – cosx)] 2 + 1, x ≠45 o , is equal to:
The angles of elevation of the top of a flagpole from two points A and B on level ground are 30° and 60° respectively. The points A and B are on the s...
What is the value of 4/3 (sin ² 65 º + sin ² 25 º ).
if a sin 45 ˚ = b cosec 60 ˚ then find the value of a⁴/b⁴
...If (sinx + siny) = a and (cosx + cosy) = b, then find the value of (sinx siny + cosx cosy).
[A] (a²+b²-2)/ 2
[B] (a2-b2<...