$$$\left\langle 3, 3, -1\right\rangle - \left\langle \frac{2}{3}, \frac{2}{3}, \frac{4}{3}\right\rangle$$$
Tu aportación
Calcular $$$\left\langle 3, 3, -1\right\rangle - \left\langle \frac{2}{3}, \frac{2}{3}, \frac{4}{3}\right\rangle$$$.
Solución
$$$\left\langle {\color{SaddleBrown}3}, {\color{Crimson}3}, {\color{Purple}-1}\right\rangle - \left\langle {\color{SaddleBrown}\frac{2}{3}}, {\color{Crimson}\frac{2}{3}}, {\color{Purple}\frac{4}{3}}\right\rangle = \left\langle {\color{SaddleBrown}\left(3\right)} - {\color{SaddleBrown}\left(\frac{2}{3}\right)}, {\color{Crimson}\left(3\right)} - {\color{Crimson}\left(\frac{2}{3}\right)}, {\color{Purple}\left(-1\right)} - {\color{Purple}\left(\frac{4}{3}\right)}\right\rangle = \left\langle \frac{7}{3}, \frac{7}{3}, - \frac{7}{3}\right\rangle$$$
Respuesta
$$$\left\langle 3, 3, -1\right\rangle - \left\langle \frac{2}{3}, \frac{2}{3}, \frac{4}{3}\right\rangle = \left\langle \frac{7}{3}, \frac{7}{3}, - \frac{7}{3}\right\rangle\approx \left\langle 2.333333333333333, 2.333333333333333, -2.333333333333333\right\rangle$$$A