Question

Simplifique f(x)-f(p)/x-p sendo f(x)= 2x+1 e p=-1

Answer 1

Vamos la

(f(x) - f(p))/(x - p)

f(x) = 2x + 1

f(p) = (-1) = -2 + 1 = -1

(2x + 1 + 1)/(x + 1) = 2*(x + 1)/x + 1) = 2