Funkcja f(x)=7x-2; g(x)=3x^2/x^2+1
[tex]f(x)= 7x-2; g(x)=\frac{3x^2}{x^2+1} \\(f*f)(x)=\\(f*g)(x)=\\(g*g)(x)=\\(g*f)(x)=[/tex]