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suchgreatheig
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Homework Statement
A curve is defined parametrically by x=sin3t, y=cos3t, 0≤ t ≤ 2pi. Find the equation of the line tangent to the curve at the point defined by t=2pi/9.
Homework Equations
The Attempt at a Solution
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suchgreatheig said:The Attempt at a Solution
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suchgreatheig said:I know that I need a derivative which I got as -3sinst/3cos3t, but I'm stuck from there.
A tangent line on a parametric curve is a line that touches the curve at a specific point and has the same slope as the curve at that point. It represents the instantaneous rate of change of the curve at that point.
The tangent line on a parametric curve can be calculated by finding the derivative of the parametric equations and then plugging in the specific point of interest to find the slope. The equation of the tangent line can then be written in point-slope form, using the slope and the point of interest.
The tangent line on a parametric curve is important because it provides valuable information about the behavior of the curve at a specific point. It can be used to find the direction of the curve and to approximate the shape of the curve near that point.
Yes, a parametric curve can have multiple tangent lines at a point if the curve has a sharp point or a cusp. This means that the curve has a sudden change in direction, causing the slope to be undefined or have multiple values at that point.
The tangent line on a parametric curve has various real-world applications, such as in engineering, physics, and computer graphics. It is used to analyze the motion of objects, approximate the shape of curves in design and animation, and calculate rates of change in various systems and processes.