Math miscellaneousHard
Question
A particle is projected from a point O with velocity u at an angle of 60o with the horizontal. When it is moving in a direction at right angles to its direction at O, its velocity then is given by
Options
A.

B.

C.

D.

More Math miscellaneous Questions
The value of dx is...If ω is a cube root of unity then is equal to :-...Coefficient of x11 in the expansion of (1 + x2)4(1 + x3)7(1 + x4)12 is...For 15 observations of x, mean and median were found to be 12 and 20 respectively. Later an observation which was 25 fou...If f(x) = is continuous in the interval [-1, 1] then p equals...

