Question

2- O coeficiente angular da reta que passa pelos pontos A(-1, 2) e B(2, 3), é: c) 1 d) 2 e) 3 a) -1/3 b) 1/3
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Answer 1

$m=\frac{\Delta y}{\Delta x} \Longrightarrow \frac{3-2}{2-( -1)} \Longrightarrow m=\frac{1}{3}$