Write down the three inequalities that define the region $$\(R\)$$. ...................................................\\...................................................\\...................................................
Exam No：0580_s20_qp_23 Year：2020 Question No：13
Answer:
\(x+y< 4\)
\(y \geqslant 1.5\)
\(y \leqslant 2 x+1\)
\(y \geqslant 1.5\)
\(y \leqslant 2 x+1\)
Knowledge points:
E2.6 Represent inequalities graphically and use this representation to solve simple linear programming problems. (The conventions of using broken lines for strict inequalities and shading unwanted regions will be expected.)
E3.4 Interpret and obtain the equation of a straight line graph.
Solution:
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