您还没有登录,登录以后才可以查看答疑和进行提问。

试题详情

In the xy-plane, the point (1,2) is on line j, and the point (2,1) is on line k. Each of the lines has a positive slope.

Quantity A:The slope of line j

Quantity B:The slope of line k
答案:D

专业教师答疑

问个问题