Exercise 3.2

Draw the graphs of the equations x – y + 1 = 0 and 3x + 2y – 12 = 0. Determine the coordinates of the vertices of the triangle formed by these lines and the x-axis, and shade the triangular region.

Arrangement: Given, the conditions for diagrams are                                                              \[x-y\text{ }+\text{ }1\text{ }=\text{ }0\]   and                                    ...

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