The linear inequalities satisfying the shaded feasible region given in the figure are
(A) , ,
(B) , ,
(C) , , , ,
(D) ,
Choose the correct answer from the options given below:
The linear inequalities satisfying the shaded feasible region given in the figure are
(A) , ,
(B) , ,
(C) , , , ,
(D) ,
Choose the correct answer from the options given below:
Solution
The feasible region shown in the graph needs to be described by a set of linear inequalities.
From the graph, the region is in the first quadrant:
and
The boundary lines forming the shaded region are:
Line passing through and has equation
At : ✓
The shaded region is above this line:
Another boundary line has equation
The region is below this line:
Another boundary line has equation
The region is below this line:
Option (A): , ,
This describes an unbounded region in the first quadrant above the line . The shaded region is part of this larger region. This is correct.
Option (B): , ,
This describes a region below the line , but the shaded region is above this line. This is incorrect.
Option (C): , , , ,
This describes the exact bounded region with all five constraints matching the shaded region perfectly. This is correct.
Option (D): ,
This is missing , and has wrong inequality directions. This is incorrect.
Option (C) gives the complete description of the exact bounded region, while Option (A) gives a partial description of a larger region that contains the shaded area. Both describe inequalities satisfied by the shaded region.
The answer is (A) and (C) only.
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