A.(0,2) | B.(2,0) | C.(4,0) | D.(0,-4) |
A.第一象限 | B.第二象限 | C.第三象限 | D.第四象限 |
A.(5,3) | B.(-5,3)或(5,3) | C.(3,5) | D.(-3,5)或(3,5) |
A.(0,-4) | B.(3,0) | C.(4,-3) | D.(-5,-2) |
A.(4,0) | B.(2,0) | C.(0,-2) | D.(0,2) |
A.(-2,-3) | B.(2,4) | C.(-2,3) | D.(2,3) |
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