On the grid below, which point is located in the quadrant where the x-coordinate is a negative number and the y-coordinate is a positive number? A coordinate plane is shown. Point A is in quadrant 1, point B is in quadrant 2, point C is in quadrant 3, and point D is in quadrant 4.

(4 points)

a

A

b

B

c

C

d plz help

D

one of each metals

step-by-step explanation:

5.5

step-by-step explanation:

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this