Number of values of x Ïµ R which satisfy the equation
The general solution of the equation six – 3sin2x + sin3x = cosx – 3cos2x + cos3x is
Let k = 1°, then 2 sin 2k + 4 sin 4k + 6 sin 6k +.....+ 180 sin 180k is equal to
If x, y > 0, then the range of
Number of solution of the equation belonging to the interval (0, 1) is
The number of solution of
If times the sum of first n natural numbers is equal to sum of the squares of first n natural numbers.
then ordered pair (x, y) is equal to