1编号:22505题型:单选题测试正确率:62.5%

2编号:22504题型:单选题测试正确率:40.0%

3编号:22503题型:单选题测试正确率:20.0%

4编号:22502题型:单选题测试正确率:50.0%

5编号:22501题型:单选题测试正确率:53.85%

6编号:22500题型:单选题测试正确率:51.59%

已知|a-1|+(b+2)2=0,则代数式的值为()

7编号:22499题型:单选题测试正确率:69.6%

已知a=2,b=3,则代数式的值为()

8编号:22498题型:单选题测试正确率:58.49%

化简7x2y-xy-[3x2y-2(4xy2-xy)]-4x2y的结果为()

9编号:22497题型:单选题测试正确率:63.41%

化简5a-[a2+(5a2-3a)-6(a2-a)]+1的结果为()

10编号:22496题型:单选题测试正确率:69.68%