摘要:如图2.直线与x轴交于点A.则当y<0时.x的取值范围是毛 A.x>-4 B.x>0 C.x<-4 D.x<0 图2 图3
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| k |
| x |
| S | 五边形MABNO |
| b2 |
| 2 |
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网址:http://m.1010jiajiao.com/timu_id_2026362[举报]
| k |
| x |
| S | 五边形MABNO |
| b2 |
| 2 |
| 2 |