Empezamos por encontrar hhh. Tenemos h=3.2−3=0.2h = 3.2−3 = 0.2h=3.2−3=0.2. Así, f(3.2)=f(3+0.2)≈f(3)+(0.2)f′(3)=2+0.2(5)=3.f (3.2) = f (3 + 0.2) ≈f (3) + (0.2) f'(3) = 2 + 0.2 (5) = 3.f(3.2)=f(3+0.2)≈f(3)+(0.2)f′(3)=2+0.2(5)=3.