Recent content by forensic91

Hmm... I don't really know how to write it clearer does anyone know how to write a matrix on a forum?

1. I am having a trouble with this math problem and would like help finding the answer. Here goes: Let (the ~~ indicates where a line should straight line should be going downward and /// are like a space between the numbers) 1 /// (-1) /// 1 ~~ 2 a ///...