Os coeficientes angular e linear dessa reta b são respectivamente : a- 3 e -1 b- 1 e -3 c- 3 e 1 d- 1 e 3 e- -1 e 3 link: https://scontent.fbsb10-1.fna.fbcdn.net/v/t1.6435-9/33237620_2040374606230597_8434605141235073024_n.jpg?_nc_cat=0&oh=f933743232c448a61930322cb4cce3b8&oe=5BC2302A