1编号:36571题型:单选题测试正确率:60.93%
如果一个三角形的三边长分别为1,k,4,则化简的结果是( )
2编号:36004题型:填空题测试正确率:45.44%
计算:=____.
3编号:36003题型:填空题测试正确率:43.64%
计算:____.
4编号:36002题型:填空题测试正确率:31.08%
5编号:36001题型:填空题测试正确率:60.83%
6编号:36000题型:填空题测试正确率:67.59%
7编号:35999题型:填空题测试正确率:74.96%
8编号:35998题型:填空题测试正确率:63.99%
若x=,则=____.
9编号:35993题型:单选题测试正确率:43.74%
已知b<0,则二次根式的化简结果是( )
10编号:35854题型:单选题测试正确率:73.99%
已知,则a的取值范围是( )
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