Form 4 (matrices vs. vector) In matrices, two or more matrices can be subtract or add if they are in the same order. Any matrices, can be multiply with any of constant.
A vector can be represent in term of unit vector as or in which and are known as the horizontal component and the vertical component respectively. Example: Let and . Same like addition of matrices. We can add when they are in same order.
How its relate? In vector can also represent as: In matrices, also called as column matrices. Two matrices can be add or subtract when there are in same order.