(34+4)(74+4)(114+4)(154+4)…(394+4) |
(54+4)(94+4)(134+4)(174+4)…(414+4) |
(22+1)(42+1)(62+1)(82+1)…(382+1)(402+1) |
(42+1)(62+1)(82+1)(102+1)…(402+1)(422+1) |
22+1 |
422+1 |
1 |
353 |
1 |
353 |
A.恒正 | B.恒负 | C.可正可负 | D.非负 |
A.x<y<z | B.y<z<x | C.z<x<y | D.不能确定 |
A.5814 | B.5841 | C.8415 | D.845l |
(24+
| ||||||||||
(14+
|
© 2017-2019 超级试练试题库,All Rights Reserved.