Find the Points at Which the Graph of the Equation

question 138

Multiple Choice

Find the points at which the graph of the equation has a vertical or horizontal tangent line. ​ ​

• A)There is a vertical tangent at but no horizontal tangents.
• B)There is a horizontal tangent at and a vertical tangent at .
• C)There is a horizontal tangent at but no vertical tangents.
• D)There is a horizontal tangent at and a vertical tangent at .
• E)There are no horizontal or vertical tangent lines.

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