Question

Simplifique f(x) - f(p)     (x diferente de p) sendo f(x)=x² e p=1
                 ------------
                   x - p

Answer 1

$f(x)=x^{2}$→$f(p)=p^{2}$→$\frac{ f(x)-f(p)}{x-p}$→$\frac{ x^{2} -p^{2}}{x-p}$→$\frac{( x-p)(x+p)}{x-p}$→$\frac{f(x)-f(p)}{x-p}=x+p$