Respostas

2014-03-05T20:38:54-03:00
Ax + b = y

0 . a + b = 1

0 + b = 1

b = 1
 -----x----

ax + b = y

-3 . a + 1 = 0
-3a = -1
a = 1/3

y = 1/3x + 1


1 5 1