Question

Suppose A, B, C, and O represent any points.

a) Express vectors: AB, BC and CA in terms of OA and OB

b)Express vectors: AB + BC in terms of OA and OB by first substituting your answers from part a), then simplifying.

c) Prove that vectors: AB + BC + CA = 0 by substituting your answers from part a), then simplifying.

Answer 1

Do u knw triangular law?

Answer 2

i don't

Answer 3

do u knw this?