1编号:124134题型:单选题测试正确率:0%
设a,b为实数,则2a2+2ab+b2-4a的最小值为( )
2编号:124118题型:单选题测试正确率:0%
计算的结果是( )
3编号:124116题型:单选题测试正确率:0%
4编号:124115题型:单选题测试正确率:0%
5编号:124114题型:单选题测试正确率:0%
6编号:124112题型:单选题测试正确率:0%
若,则为( )
7编号:124111题型:单选题测试正确率:0%
8编号:124056题型:单选题测试正确率:0%
若,则的值为( )
9编号:124055题型:单选题测试正确率:0%
10编号:124054题型:单选题测试正确率:0%
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