Let `f : R->R` be a function defined by `f(x)=(e^(|x|)-e^(-x))/(e^x+e^(-x))` then --(1) f is bijection (2) f is an injection only (3) f is a surjection (4) f is neither injection nor a surjection

Let f: R->R be a function defined by f(x)=(e^(|x|)-e^(-x))/(e^x+e^(-x)) . Then, f is a bijection (b) f is an injection only (c) f is surjection on only (d) f is neither an injection nor a surjection

Let f:R rarr R be a function defined by f(x)=(e^(|)xl-e^(-x))/(e^(x)+e^(-x)) then- -(1) fis a bijection (2) fis an injection only (3) fis a surjection (4) fis neither injection nor a surjection f(x) elx

Let f:R rarr R be a function defined by f(x)=(e^(|)xl-e^(-x))/(e^(x)+e^(-x)) then- ) fis a bijection (2) fis an injection only (3) fis a surjection (4) fis neither injection nor a surjection f(x) elx

f: R to R is a function defined by f(x) =(e^(|x|) -e^(-x))/(e^(x) + e^(-x)) . Then f is:

let f:R rarr R be a continuous function defined by f(x)=(1)/(e^(x)+2e^(-x))

If the function of f:R->A is given by f(x)=(e^x-e^(-|x|))/(e^x+e^(|x|)) is surjection, find A

If the function of f:R->A is given by f(x)=(e^x-e^(-|x|))/(e^x+e^(|x|)) is surjection, find A