Respostas

2013-12-18T23:43:58-02:00
T(x+3y). *1. 1. = x. 3y. * 1. 1
(x-y). 0. 2. x. -y. 0. 2

x *1+ 3y * 0 =a11
x*1+3y*2= a12
x*1+(-y*0)=a21
x*1+(-y*2)= a22

x. x+6y
x. -2y