$\"\"$

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The logistic equation is $\"\"$ .

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Find $\"\"$ - intercept by substitute $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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At $\"\"$ , $\"\"$ .

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Observe the graphs:

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The graph $\"\"$ matches has $\"\"$ at $\"\"$ .

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The correct answer is $\"\"$ .

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$\"\"$

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The correct answer is $\"\"$ .