Q. The necessary condition for third quadrant region in $x y$ -plane , is

5304 212 Linear Programming Report Error

A

$x > 0, y < 0$

20%

B

$x < 0, y < 0$

56%

C

$x < 0, y > 0$

19%

D

$x < 0, y - 0$

6%

Solution:

It is obvious.