Question 1202a

Vectors I: Basics, Dot and Cross Products
Scalar (Dot) Product

Question

What is
(−5−21)⋅(−55−4)?\begin{pmatrix} - 5 \\ - 2 \\ 1 \end{pmatrix} \cdot \begin{pmatrix} - 5 \\ 5 \\ - 4 \end{pmatrix}?

Attempt

Your answer:

Answer

Question Progress

  • Start
  • Mastery
about questions progress