Respostas AVA

GEOMETRIA ANALÍTICA

Qual das alternativas abaixo representa o versor de V = (3, -4)?

$\displaystyle{\left(\frac{{{3}}}{{{5}}},\frac{{-{4}}}{{{5}}}\right)}$
$\displaystyle{\left(\frac{{{3}}}{{{5}}},\frac{{{4}}}{{{5}}}\right)}$
$\displaystyle{\left(\frac{{{5}}}{{{3}}},\frac{{-{4}}}{{{3}}}\right)}$
$\displaystyle{\left(\frac{{-{3}}}{{{5}}},\frac{{-{4}}}{{{5}}}\right)}$
$\displaystyle{\left(\frac{{-{3}}}{{{5}}},\frac{{{4}}}{{{5}}}\right)}$