Lớp 9 - Kiểm tra tháng 4

[{"a":2,"b":11},[4,32],{"a":7,"b":1,"c":-48,"rnd":2},{"ty":7,"x":2,"n":3.5,"l":28},[4,3,4,2],{"w":[-5,10,-3],"t":4},[1,1,-20],{"c":1,"d":"cm","a":14,"b":16},{"c":14,"a":3,"b":"thanh sắt","d":11.7},{"c":1,"d":"cm","a":22,"b":13}]

[{"ans1":"13","ans2":"22"},"0;-8","-48",["10"],"m\/\\le-\\frac{5}{64}","\\frac{22}{5}","4;-5",{"ans":"840"},"16,38",{"ans":"286"}]