$\"\"$

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The inequality $\"\"$ .

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Solve inequality.

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$\"\"$ (Original inequality)

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$\"\"$ (Multiply each side by $\"\"$ )

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$\"\"$ (Cancel common terms)

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$\"\"$ (Multiply)

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Therefore,the solution set is $\"\"$ .

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$\"\"$

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Check:

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Case(i): $\"\"$ .

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$\"\"$ (Original inequality)

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

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$\"\"$ (Simplify)

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Case(i): $\"\"$ .

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$\"\"$ (Original inequality)

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

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$\"\"$ (Simplify)

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Hence the value of $\"\"$ is satisfied.

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$\"\"$

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The solution set is $\"\"$ .