Lớp 7 - Kiểm tra tháng 3

[{"l":2,"n":4,"ds":[[7,9,10,11],[9,3,3,3]],"q":0},{"l":1,"ds":[153,156,153,150,156,156]},{"n":0,"t":6},{"a":[4,-1,3],"t":1,"x":[3,-1]},{"x":4,"v":["\\frac{4}{17}","6,5"],"t":7},{"a":[[2,3,1],[1,1,2]],"v":[[-3,1],[4,1]],"m":1},{"a":[0,3,0],"v":[[-5,1],[2,1]]},{"x":[[0,2,0],[0,2,0],[0,1,0],[0,1,0]],"v":[[2,1],[-3,1],[9,1],[-4,1]],"l":[3,2,1],"b":[2,0,0],"a1":1,"a2":1},{"na":1,"a":4,"b":3,"c":10,"t":2,"h":2,"gt":4},[4,1,1]]

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