Question

Let u = <-4, -3>. Find the unit vector in the direction of u, and write your answer in component form.

Answer 1

The unit vector in the direction of \(u\) is given by
\[v=\frac{u}{||u||}=\frac{\langle -4,-3\rangle}{\sqrt{(-4)^2+(-3)^2}}\]

Answer 2

thanks, i think i got it now. looks like the answer is < (-4/5), (-3/5)>

Answer 3

Yes, that's it. You're welcome!