Determine all functions `f: Rvecs u c ht h a tf(x-f(y))=f(f(y))+xf(y)+f(x)-1AAx , ygeq in Rdot`

Determine all functions f: R->R such that f(x-f(y))=f(f(y))+xf(y)+f(x)-1 AAx , ygeq0 in Rdot

Determine all functions f: R->R such that f(x-f(y))=f(f(y))+xf(y)+f(x)-1 AAx , ygeq0 in Rdot

Determine all functions f:R rarr R such that f(x-f(y))=f(f(y))+xf(y)+f(x)-1quad AA x,y>=0in R

Determine all functions f : R rarr R satisfying f(x-f(y)) = f(f(y)) + xf(y) + f(x) - 1 AA x, y in R

If a function f:R rarr R be such that f(x-f(y))=f(f(y))+xf(y)+f(x)-1AA x,y in R then f(2)=

If a function f: R ->R be such that f(x-f(y)) = f(f(y) )+xf(y)+f(x) -1 AA x , y in R then f(2)=

If a function f: R ->R be such that f(x-f(y)) = f(f(y) )+xf(y)+f(x) -1 AA x , y in R then f(2)=

If a function f: R ->R be such that f(x-f(y)) = f(f(y) )+xf(y)+f(x) -1 AA x , y in R then f(2)=

Let f be a function such that f(x+f(y))=f(f(x))+f(y) forall x, y in R and f(h)=h for 0 where epsilon >0 , then determine f'(x) and f(x).

Consider f: R^+vecRs u c ht h a tf(3)=1 for a in R^+a n df(x)dotf(y)+f(3/x)f(3/y)=2f(x y)AAx ,y in R^+dot Then find f(x)dot