# Vector Calculus

posted by
**Lizz** on
.

2. Use the properties of the dot product to show that (⃗b·⃗c)a−(⃗a·⃗c)⃗b is perpendicular to ⃗c.

Must be shown for arbitrary vectors.

Im sorry, I'm really stuck on this. I know that is a vector is perpendicular to another their dot product is 0. Can anyone steer me in the right direction?