Curves and vectorial functions

Graph the following two curves:$$x_1=3 \cos t \quad y_1=3 \sin t \quad 0 \leqslant t \leqslant 2 \pi$$$$x_2=-2+\cos t \quad y_2=3+\sin t \quad 0 \leqslant t \leqslant 2 \pi$$In how many points do they intersect?