Question

For

x =-1 ; y =-2 ; u =-3 ; v =-4

find in which quadrant does the point

(xy , uv)

lie ?​

Answer 1

xy = -1*-2 =2

uv = -3*-4 = 12

(xy, uv) = (2 ,12)

since both are positive

1st Quadrant