$\"\"$

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If $\"\"$ , then $\"\"$ .

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Consider the function $\"\"$ .

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$\"\"$

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$\"\"$ .

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Cancel common terms.

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$\"\"$

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$\"\"$

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$\"\"$ .

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Find $\"\"$ .

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$ is undefined.

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$\"\"$ , then $\"\"$ .

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The statement is false.

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$\"\"$

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The statement is false.