Question 17 (1 point)
Saved
To the nearest degree, the angle between p = (1, -5) and v = (4, 6)
is
135 degrees
Question 18 (1 point)
Saved
The magnitude of the vector c = (2, -3, 1) is root14
Question 19 (1 point)
Saved
The cross product of vectors a = (-1, 4, 6) and b = (3, 0, -2)
is ab=-8x+12y-12k
Question 20 (1 point)
Saved
If the point (4, -4, g) is on the line (x, y, z) = (8, 0, -2) + t(1, 1, 3), the value if g
is
-14
Question 21 (1 point) Saved
If $|\vec{r}| = 4$, then the value of $|-5\vec{r}|$ is
20