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  • Please solve RD Sharma Class 12 Chapter 29 Linear Programming Exercise Multiple Choice Question Question 22 maths textbook solution.

Please solve RD Sharma Class 12 Chapter 29 Linear Programming Exercise Multiple Choice Question Question 22 maths textbook solution.

Answers (1)

Answer : (b) 12

Hint : Putting the corner points in z=3 x-4 y

Given :

Let z=3 x-4 y

Solution :

Corner points z=3 x-4 y
(0,4) -16 (minimum)
(0,0) 0
(12,6) 12(3)-4(6)=12\text {(maximum)}

So, the correct option is (c) which is z_{max}=12

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