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How do i solve for the maximum and minimum of z?

How do i solve for the maximum and minimum of z?-example-1
User Cvocvo
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1 Answer

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16 votes

Answer:

Explanation:


We\ summarize\ (1) \ and\ (2),\ \ (2) \ and\ (3):\\\displaystyle\\\left \{ {:2 \atop -2x\geq -6\ } \right. \ \ \ \ \ \left \{ {{x\geq -3} \atop {x\leq 3}} \right. \ \ \ \ \ \Rightarrow\ \ \ \ x\in[-3;3].\\


2)\ We\ subtract\ equation\ (2) \ from \ equation (1),

User Piyush Jajoo
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