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Which of the folowing should be the feas...

Which of the folowing should be the feasible region of the system of linear lnequalities x + 2y `lt= 12 , 2x + y lt= 12 , 4x +5y gt= 20 ` and `x,y gt= 0` ?

A

`R_(1) `

B

`R_(2)`

C

`R_(3)`

D

`R_(4)`

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The correct Answer is:
A
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