6. Vectors in Euclidean Space

Dot Product — Quiz

Test your understanding of dot product with 5 practice questions.

Practice Questions

Question 1

What is the dot product of $(2,3)$ and $(4,-1)$?

Question 2

Which expression gives the dot product of $u=(u_1,u_2,u_3)$ and $v=(v_1,v_2,v_3)$?

Question 3

If two nonzero vectors have dot product $0$, what is their relationship?

Question 4

What is $(1,2,3)\cdot(4,5,6)$?

Question 5

What is $v\cdot v$ for $v=(3,4)$?