The function `f(x) = (3sin x - sin3x) / x^3` for `x != 0 ; f(0) = 1` at `x = 0` is

f(x) = (3 sin x - sin (3x))/(x^(3)) , x ne 0 , f(0) = 4 at x = 0 , f is

The function f(x)=(3sin x-sin 3x)/(x^(3))" for "x ne 0, f(0) =1 at x=0 is

The function f(x)=(x tan 2x)/(sin 3x sin 5x)" for "x ne 0, f(0)=2//17". At x=0 is "

If the function f(x) {: (3 sin x - sin 3x)/(x^(3)), x != 0 , is continuous at the point x = 0 , then : f(0) =

The function f(x)=(x-a)"sin"(1)/(x-a) for x!=a and f(a)=0 is :

If the function f(x)=(sin 3x)/(x)" for "x ne 0 and f(0)=k/2 is continuous at x=0 then k=

The value of k for which the function f(x)={(sin3x)/(x), if x!=0, k if x=0 is continuous at x=0 is