Pontos :
A(1,0) B(0,3)
achando o coeficiente angular(m)
m=y2-y1/x2-x1
m=3-0/0-1
m = 3/-1
m= – 3
y-y1=m(x-x1)
y-0=-3(x-1)
y = -3x-1
a = – 3 b = – 1
b -a = -1-(-3)
= -1 + 3 = 2
Pontos :
A(1,0) B(0,3)
achando o coeficiente angular(m)
m=y2-y1/x2-x1
m=3-0/0-1
m = 3/-1
m= – 3
y-y1=m(x-x1)
y-0=-3(x-1)
y = -3x-1
a = – 3 b = – 1
b -a = -1-(-3)
= -1 + 3 = 2