(4,-3) Is positive, negative so it is in quadrant four.
A coordinate plane has four quadrants that are in a counter clockwise order:
Quadrant one contains positive, positive coordinates ##(+,+)##
Quadrant two contains negative, positive coordinates ##(-,+)##
Quadrant three contains negative, negative coordinates ##(-,-)##
Quadrant four contains negative, positive coordinates ##(-,+)##
(4,-3) Is positive, negative so it is in quadrant four.