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点M(4,-3)关于点N(5,-6)的对称点是
A.(4,3)
B.
C.
D.(6,-9)
点M(4,-3)关于点N(5,-6)的对称点的坐标是
[ ]
点M(4,m)关于点N(n, - 3)的对称点为P(6,-9)则( )
A. m=-3,n=10 B.m=3,n=10
C. m=-3, n=5 D.m =3, n = 5