consider the parabola y = 4x - x2. (a) Find the slope of the tangent line to the parabola at the point (1, 3). (b) Find an equation of the tangent line in part (a). y = (c) Graph the parabola and the tangent line.

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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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**Understanding the Parabola**

Consider the parabola \( y = 4x - x^2 \).

**(a) Find the slope of the tangent line to the parabola at the point \( (1, 3) \).**

[Input box here for answer]

**(b) Find an equation of the tangent line in part (a).**

\[ y = \]
[Input box here for answer]

**(c) Graph the parabola and the tangent line.**

**Explanation of Diagrams:**

- The first graph (top-left) plots the red parabola \( y = 4x - x^2 \) and a blue line, a potential tangent line, intersecting the parabola at the point \( (1, 3) \) and extending in both directions. The parabola opens downwards and is centered around \( x = 2 \).

- The second graph (top-right) also plots the parabola in red and a blue horizontal line, suggesting a potential tangent line, which does not touch the parabola at any single point but intersects it at two points, crossing the y-axis at around \( y = 10 \).

- The third graph (bottom-left) includes the red parabola and a blue horizontal line below the x-axis, which does not intersect the parabola at any point, clearly not representing a tangent line.

- The fourth graph (bottom-right) displays the red parabola and a blue line that appears to intersect the parabola at two points symmetrically, forming what could be a tangent at a single point if considered carefully but is less clear cut compared to the first graph.

**Choose the correct graph that represents the parabola and the tangent line from the options provided.**

[Multiple choice selection buttons under each graph]
Transcribed Image Text:**Understanding the Parabola** Consider the parabola \( y = 4x - x^2 \). **(a) Find the slope of the tangent line to the parabola at the point \( (1, 3) \).** [Input box here for answer] **(b) Find an equation of the tangent line in part (a).** \[ y = \] [Input box here for answer] **(c) Graph the parabola and the tangent line.** **Explanation of Diagrams:** - The first graph (top-left) plots the red parabola \( y = 4x - x^2 \) and a blue line, a potential tangent line, intersecting the parabola at the point \( (1, 3) \) and extending in both directions. The parabola opens downwards and is centered around \( x = 2 \). - The second graph (top-right) also plots the parabola in red and a blue horizontal line, suggesting a potential tangent line, which does not touch the parabola at any single point but intersects it at two points, crossing the y-axis at around \( y = 10 \). - The third graph (bottom-left) includes the red parabola and a blue horizontal line below the x-axis, which does not intersect the parabola at any point, clearly not representing a tangent line. - The fourth graph (bottom-right) displays the red parabola and a blue line that appears to intersect the parabola at two points symmetrically, forming what could be a tangent at a single point if considered carefully but is less clear cut compared to the first graph. **Choose the correct graph that represents the parabola and the tangent line from the options provided.** [Multiple choice selection buttons under each graph]
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