In the standard (x y) coordinate plane what is the slope of a line that is perpendicular

外语类 公共英语 已帮助 人

In the standard (x,y) coordinate plane, what is the slope of a line that is perpendicular to 2x- 3y = 9 ?

A.-3

B.-3/2

C.-2/3

D.2/3

E.3/2

请帮忙给出正确答案和分析,谢谢!

热搜:x理论和y理论的主要观点