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hanh246222


Cho A(1;5),B(-2;-3),C(-5;4)
(C 1): $(x-1)^2+(y+4)^2=1$
(C 2): $x^2+y^2+3x-7y-2=0$
Xac dinh anh cua: A,B, (C 1), (C 2) qua phep quay Q (0;-90)
(C 1): $(x-1)^2+(y+4)^2=1$
(C 2): $x^2+y^2+3x-7y-2=0$
Xac dinh anh cua: A,B, (C 1), (C 2) qua phep quay Q (0;-90)
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