The value of k for which the function `f(x)=((x)/(e^(x)-1)+(x)/(k)+1)` is an even function

the function f(x)=(x)/(e^(x)-1)+(x)/(2)+1 is

Show that f(x)=x((a^(x)+1)/(a^(x)-1)) is an even function

Prove that the real valued function f(x)=(x)/(e^(x)-1)+(x)/(2)+1 is an even function on R-{0}

The function f(x)= "x"(a^(x)-1)/(a^(x)+1) is odd or even?

The range of the function f(x)=(e^(x)-1)/(e^(x)+1) is

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

Find the least value of k for which the function x^(2)+kx+1 is an increasing function in the interval 1

Find the least value of k for which the function x^2+kx+1 is an increasing function in the interval 1 < x <2

Find the value of k for which the function f(x)={k x+5, if x lt=2x-1, if x >2} is continuous at x=2