For vec a = (1, -3) and vec b = (4, 1), find vec a x vec b.

For $a = (1, - 3)$ and $b = (4, 1)$ , find $a \cdot b$ .

Free questions with an explanation for every one, and full timed General Education Diploma (GED Oman) mock tests.

For $a = (- 1, 1)$ and $b = (- 3, 1)$ , find $a \cdot b$ .
For $a = (- 5, - 2)$ and $b = (- 1, - 3)$ , find $a \cdot b$ .
For $a = (2, - 3)$ and $b = (0, 4)$ , find $a \cdot b$ .
For $a = (3, - 4)$ and $b = (3, - 4)$ , find $a \cdot b$ .
For $a = (- 2, 4)$ and $b = (3, - 1)$ , find $a \cdot b$ .
For $a = (4, 1)$ and $b = (3, - 4)$ , find $a \cdot b$ .