`if f(x)+f(1/x)=f(x)f(1/x) and f(3)=28.` Then find f(4)

If f(x) is a polynomial satisfying f(x)f(1//x)=f(x)+f(1//x) and f(3)=28 , then f(4) is equal to

If f(x) is a polynomial satisfying f(x)f(1//x)=f(x) +f(1//x) and f(3)=28, then f(4) is equal to

If f(x) is a polynomial satisfying f(x)f((1)/(x))=f(x)+f((1)/(x)) and f(3)=28 then f(4)=

If f(x) is a ploynomial function satisfying f(x) . f(1/x) = f(x) + f(1/x) and f(3)=28, then f(2) is

If f(x) is a polynomial satisfying f(x)f((1)/(x))=f(x)+f((1)/(x)) and f(3)=28, then f(4) is equal to 63 (b) 65 (c) 17 (d) none of these

If f(x) is a polynomial function such that f(x)f((1)/(x))=f(x)+f((1)/(x))and f(3) =-80 then f(x)=

If f(x).f((1)/(x))=f(x)+f((1)/(x)) , and f(3)=82, then int(f(x))/(x^(2)+1)dx=

If f(x) is a polynomial function satisfying f(x)*f((1)/(x))=f(x)+f((1)/(x)) and f(4)=65, then find f(6)

If f(x) is a polynomial even function such that f(x).f(1/x)=f(x)+f(1/x) and f(2)=65 , then f(-3) =