[" 19.If "f(x)" is a real function defined by "f(x)=(1)/(x+1)" ,"],[" 2."]

If f is a real function defined by f(x)=(x-1)/(x+1) , then prove that f(2x)=(3f(x)+1)/(f(x)+3)

If f is a real function defined by f(x)=(x-1)/(x+1) , then prove that f(2 x)=(3f(x)+1)/(f(x)+3) .

If ‘f’ is a real function defined by : f(x)= (x-1)/(x+1) , then prove that f (2x) = (3 f(x)+1)/(f(x)+3) .

If f is a real function defined by f(x)=(x-1)/(x+1), then prove that f(2x)=(3f(x)+1)/(f(x)+3)

If f is a real function defined by f(x)=(log(2x+1))/(sqrt3-x) , then the domain of the function is

If f(x)=x^(2) is a real function, find the value of f(1).

If f(x)=x^(2) is a real function, find the value of f(1).

if f(x) is a real valued function defined as f(x)={min{|x|,(1)/(x^(2)),(1)/(x^(3))},x!=01,x=0 then range of f(x) is

If f(x) is a real valued function defined as f(x)=In(1-sin x) then graph of f(x) is