Tìm (C1); (C2); (C3); (C4)

Cho A(1,3),I(-2;1),d:x-y-1=0,(C):(x-3)^2+(y-2)^2=9, vecto v(-1;2),k=-3
Biết:(C)--Tvecto v-->(C1)--DOx-->(C2)--DO-->V(i:k)-->(C4)
Tìm (C1);(C2);(C3);(C4)