1编号:57107题型:单选题测试正确率:50.0%
计算:=( )
2编号:57106题型:单选题测试正确率:50.0%
(有序操作)计算:=( )
3编号:19765题型:单选题测试正确率:58.29%
6tan230°-sin60°+2tan45°
提醒: