Answer:
: The study of the spending characteristics and purchasing power of the consumer who are within your business's geographic area of operation; a research method for defining the market parameters of a business.
X+3y=-4 x+3y=-4]
y+x=0 ]multiply minus===> -y-x=0 ]===elimination x===>2y=-4 ==>y=-2 x=2
(-)
Augmented
Root
Gflat or option 4
As in a collaboration you are able to gain views of more than one person. Hence giving you a better outlook on your project.
