$\"\"$

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The system of equations are $\"\"$ and $\"\"$ .

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Graph:

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Graph the equations $\"\"$ and $\"\"$ :

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$\"\"$

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Observe the graph:

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The region which is not shaded in the intersection of inequalities $\"\"$ and $\"\"$ .

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$\"\"$

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Test the solution at point $\"\"$ .

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Case (i):

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$\"\"$ (First equation)

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Multiply)

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$\"\"$ (Subtract: $\"\"$ )

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Case (ii):

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$\"\"$ (Second equation)

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Multiply)

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$\"\"$ (Subtract: $\"\"$ )

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The solution is empty set.

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$\"\"$

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Graph of the inequalities $\"\"$ and $\"\"$ is

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$\"\"$

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The solution is empty set.