This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.

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\begin{align*} y &\le 4 \ y &> x - 2 \ y &\le 2x \ x &\ge 0 \ y &\ge 0 \end{align*}
Step 1: Tafuta usawa (equation) na usawa mdogo (inequality) kwa mstari L1. Mstari L1 ni mstari ulionyooka wa mlalo (horizontal line) unaopita kwenye . Eneo R liko chini au kwenye mstari huu. Hivyo, usawa mdogo wa kwanza ni:
Step 2: Tafuta usawa na usawa mdogo kwa mstari L2. Mstari L2 ni mstari uliokatika (dashed line) unaopita kwenye pointi na . Mteremko () wa mstari ni: Kwa kutumia fomu ya , ambapo ni sehemu ya kukatiza mhimili wa y (-intercept), tuna . Hivyo, usawa wa mstari L2 ni . Eneo R liko juu ya mstari huu. Kwa kuwa ni mstari uliokatika, usawa mdogo haujumuishi usawa. Hivyo, usawa mdogo wa pili ni:
Step 3: Tafuta usawa na usawa mdogo kwa mstari L3. Mstari L3 ni mstari imara (solid line) unaopita kwenye pointi na . Mteremko () wa mstari ni: Kwa kuwa mstari unapita kwenye asili , sehemu ya kukatiza mhimili wa y ni . Hivyo, usawa wa mstari L3 ni . Eneo R liko chini au kwenye mstari huu. Kwa kuwa ni mstari imara, usawa mdogo unajumuisha usawa. Hivyo, usawa mdogo wa tatu ni:
Step 4: Tafuta usawa mdogo kwa mipaka ya mhimili wa x na y. Eneo R liko upande wa kulia wa mhimili wa y () na juu ya mhimili wa x (). Hivyo, usawa mdogo wa nne na wa tano ni:
Usawa mdogo wote unaokidhi eneo R ni: \begin{align* y &\le 4 \\ y &> x - 2 \\ y &\le 2x \\ x &\ge 0 \\ y &\ge 0 \end{align*}} 3 done, 2 left today. You're making progress.
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Tafuta usawa (equation) na usawa mdogo (inequality) kwa mstari L1. Mstari L1 ni mstari ulionyooka wa mlalo (horizontal line) unaopita kwenye y=4.
This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.