A.(3,4) | B. | C.(4,3) | D. |
A.1 | B.2 | C.3 | D.4 |
A.2x+y4="0" | B.2x+y4="0," x[2,3] |
C.2xy+4="0" | D.2xy+4="0," x[2,3] |
A.y=x-2 | B.y=x+2 | C.y=x-2() | D.y=x+2() |
A.1 | B.2 | C.3 | D.4 |
A.(1,0),(0,-2) | B.(0,1),(-1,0) |
C.(0,-1),(1,0) | D.(0,3),(-3,0) |
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