1. Consider the ellipse given by x(t) = 9 cost and y(t) = 81 sint for 0 ≤ t ≤ 2π (a) Make a sketch of this ellipse in the space provided below. Appropriately label and scale your graph. (b) Using calculus, determine all values of t for which this ellipse has a horizontal tangent line. Confirm your answer using your graph. (c) Using calculus, determine all values of t for which this ellipse has a vertical tangent line. Confirm your answer using your graph. (d) Find the equation of the line tangent to this ellipse when t = (Do not round any values within the equation to this tangent line.)
1. Consider the ellipse given by x(t) = 9 cost and y(t) = 81 sint for 0 ≤ t ≤ 2π (a) Make a sketch of this ellipse in the space provided below. Appropriately label and scale your graph. (b) Using calculus, determine all values of t for which this ellipse has a horizontal tangent line. Confirm your answer using your graph. (c) Using calculus, determine all values of t for which this ellipse has a vertical tangent line. Confirm your answer using your graph. (d) Find the equation of the line tangent to this ellipse when t = (Do not round any values within the equation to this tangent line.)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.2: Ellipses
Problem 24E
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Please solve the following calculus problem please
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Step 1: Define the problem
VIEWStep 2: Calculate the table of values
VIEWStep 3: Draw the graph of ellipse
VIEWStep 4: Calculate the slope of tangent line
VIEWStep 5: Calculate the values of t where tangent line horizontal
VIEWStep 6: Draw the graph of ellipse with horizontal tangent line
VIEWStep 7: Calculate the values of t when tangent line vertical
VIEWStep 8: Draw the graph of ellipse with vertical tangent line
VIEWStep 9: Calculate the tangent line at t=pi/4
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