1编号:56405题型:单选题测试正确率:64.12%
当时,的值为( )
2编号:54781题型:单选题测试正确率:49.66%
当,时,则的值为( )
3编号:33507题型:单选题测试正确率:60.45%
若,则的值为( )
4编号:33506题型:单选题测试正确率:63.78%
当时,的值为( )
5编号:6566题型:单选题测试正确率:83.33%
当x=-3,y=-4时,2x2y-(5xy2+2x2y)+( 5xy2+xy)的值为()
6编号:6565题型:单选题测试正确率:50.0%
当x=-2,y=1时,-3xy2+(5y3+3xy2)-(5y3+3x3)的值为()
7编号:6564题型:单选题测试正确率:83.33%
当x=-1,y=1时,2x3+(3y3-2x3)+(4x2y-3y3)的值为()
8编号:6563题型:单选题测试正确率:58.82%
当x=1,y=2时,-x2y+(2xy2+x2y)-(2xy2+4x3y)的值为()
9编号:6562题型:单选题测试正确率:88.24%
当x=-1,y=1时,xy-(3x2y+xy)+(3x2y+6x3y)的值为()
10编号:6561题型:单选题测试正确率:88.24%
当x=-2,y=1时,2xy2+(3xy-2xy2)+(4xy3-3xy)的值为()
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