13. Inner Products and Orthogonality

Norms And Angles — Quiz

Test your understanding of norms and angles with 5 practice questions.

Practice Questions

Question 1

What is the Euclidean norm of the vector $\begin{pmatrix}3\\4\end{pmatrix}$?

Question 2

Which formula gives the angle $\theta$ between two nonzero vectors $u$ and $v$?

Question 3

If two nonzero vectors $u$ and $v$ satisfy $u\cdot v=0$, what can you conclude?

Question 4

What is the norm of the zero vector $\mathbf{0}$?

Question 5

A unit vector is a vector whose norm is