If `f(x)= kx^(3) - 9x^(2) + 9x + 3 ` is an increasing function then-

If f(x) = kx^(3) - 9x^(2) +9x + 3 is increasing on R then

If f(x) = x^(3) - 6x^(2) + 9x + 3 be a decreasing function, then x lies in

If f(x) = x^(3) - 6x^(2) + 9x +3 be a decreasing function, then x lies in-

Find the values of k for which f(x) = kx^(3) - 9kx^(2) + 9x + 3 is increasing on R.

If f(x)=x^(3)-6x^(2)+9x+3 is a strictly increasing function ,then x lies in :

THe interval in which the function f(x) = x^(3) - 6x^(2) + 9x + 10 is increasing in

If f(x) = x^(3)-6x^(2)+9x+3 be a decreasing function, then x lies in

Find the intervals in which f(x) = 2x^(3) - 9x^(2) - 12 x -3 is increasing and the intervals in which f(x) is decreasing.