Question

Escreva a função correspondente ao gráfico abaixo.

Answer 1

$\Large\boxed{\begin{array}{l}\sf A(0,-2)~B(3,7)\\\sf m=\dfrac{y_B-y_A}{x_B-x_A}\\\\\sf m=\dfrac{7-[-2]}{3-0}\\\\\sf m=\dfrac{7+2}{3}=\dfrac{9}{3}=3\\\\\sf y=-2+3(x-0)\\\sf y=3x-2\end{array}}$