C=100*10^(-6);
R1 = 360;
R2 = 720;
Vcc = 5;
t=[0:1*10^-3:500*10^-3];
vCc = Vcc*(1-exp (-t./((R1+R2)*C)))
vCd = Vcc*exp (-t./((R1+R2)*C));
title ("Charge and Discharge curves of a capacitor");
plot (t, vCc, "color", "red", "linewidth", 2);
hold on
plot (t, vCd, "color", "blue", "linewidth", 2);
xlabel ("t[s]");
ylabel ("vC[V]");