单选题:直线Z的方程为X-Y-2=0,它关于点(1,-4)的对称直线方程为 ( ) 题目分类:文科数学 题目类型:单选题 查看权限:VIP 题目内容: 直线Z的方程为X-Y-2=0,它关于点(1,-4)的对称直线方程为 ( ) A.X+Y-8=0 B.X+Y-12=0 C.X+Y+12=0 D.X+Y+8=0 参考答案: 答案解析:
We can draw a conclusion from the text that We can draw a conclusion from the text that A.oil-price shocks are less shocking 分类:文科数学 题型:单选题 查看答案
根据下面资料,回答题 Could the bad old days of economic decline be abo 根据下面资料,回答题 Could the bad old days of economic decline be about to return? Since 分类:文科数学 题型:单选题 查看答案
Where is the least likely place for pickpocketing? Where is the least likely place for pickpocketing? A.Banks and supermarkets. B.T 分类:文科数学 题型:单选题 查看答案
等比数列{an}中,若a1+a2=30,a3+a4=120,则a5+a6= ( ) 等比数列{an}中,若a1+a2=30,a3+a4=120,则a5+a6= ( )A.240 B.480 C.720 D.960 分类:文科数学 题型:单选题 查看答案