Question

encontre a equação geral da reta a) (0,0) e (2,1) b)(0-3) e (3,2)​

Answer 1

Resposta:

A)

$\left[\begin{array}{ccc}0&0&1\\2&1&1\\x&y&1\end{array}\right]=0+0+2y-0-x-0$

-x + 2y =0

B)

$\left[\begin{array}{ccc}0&-3&1\\3&2&1\\x&y&1\end{array}\right] =-3x+3y-9-2y-0$

-3x + y - 9 = 0