$\"\"$

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The curve equations are $\"\"$ and $\"\"$ .

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The point is $\"\"$ .

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$\"\"$

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The solutions on the interval $\"\"$ .

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$\"\"$ .

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The slope of the tangent line is $\"\"$ .

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$\"\"$ .

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Consider $\"\"$ .

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Apply derivative on each side with respect to $\"\"$ .

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$\"\"$

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$\"\"$ .

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Consider $\"\"$ .

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Apply derivative on each side with respect to $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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

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$\"\"$ .

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The slope of the tangent line is $\"\"$ at the point.

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When $\"\"$ , the slope of the tangent:

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

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$\"\"$

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$\"\"$

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$\"\"$ .

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When $\"\"$ the slope of the tangent:

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

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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The slope intercept form is $\"\"$ .

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Substitute $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$ .

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The tangent line equation is $\"\"$ .

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

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$\"\"$

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$\"\"$ .

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The tangent line equation is $\"\"$ .

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$\"\"$

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Graph the curves $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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The tangent line equations are $\"\"$ and $\"\"$ .

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Graph of the curves $\"\"$ and $\"\"$ .

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$\"\"$ .