Consider the function f(x) = g(x) + h(x)
where g(x) = sin(x/4) and h(x) = cos(4x/5)

What is the period of the function g(x) ?

The standard deviation σ of the first N natural numbers can be obtained using which…

A committee of three has to be chosen from a group of 4 men and…

Consider the following in respect of two events A and B : 1.P(A occurs but…

One bag contains 3 white and 2 black balls, another bag contains 5 white and…

A box has ten chits numbered 0, 1, 2, 3, …, 9. First, one chit…