1编号:18281题型:单选题测试正确率:73.68%
计算的结果为()
2编号:18280题型:单选题测试正确率:31.58%
3编号:18279题型:单选题测试正确率:46.51%
4编号:18278题型:单选题测试正确率:62.79%
5编号:18277题型:单选题测试正确率:72.09%
6编号:18276题型:单选题测试正确率:35.29%
7编号:18275题型:单选题测试正确率:55.88%
8编号:18274题型:单选题测试正确率:45.59%
9编号:18227题型:单选题测试正确率:54.91%
计算的结果为( )
10编号:4987题型:单选题测试正确率:39.31%
若(a-2)2+(ab-6)2=0,则= .
提醒: