Optimal Coordinates on y=x^4 Curve Using Newton's Method

In summary, Newton's Method is an iterative numerical method used to find the roots of a function by using the derivative of the function to iteratively approach the root. It can be used to find optimal coordinates on a y=x^4 curve, which can be useful in various applications. The starting point for Newton's Method can be determined visually or through an initial guess. It can also be used to find multiple roots, but may require adjusting the starting point. However, there are limitations to using Newton's Method, such as potential convergence issues and failure to find the global optimal solution.
  • #1
wildcat12
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0

Homework Statement


Find, correct to 6 decimal places, the coordinates of the points on the curve y=x^4 that are closest to the point (0,1)


Homework Equations





The Attempt at a Solution


I am not sure if i am supposed to use Newtons method or not
 
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  • #2
Take an arbitrary point on the curve y=x^4. This has the form (x,x^4). What is the distance between this point and (0,1)??
You'll need to minimize this distance (or rather its square, to keep the calculations manageable).
 
  • #3
Newton's method will certainly work. Give it a try.
 

1. What is Newton's Method and how does it work?

Newton's Method is an iterative numerical method used to find the roots of a function. It involves using the derivative of the function to find the slope of the tangent line at a given point, and then using that slope to iteratively approach the root of the function.

2. Why is it important to find the optimal coordinates on a y=x^4 curve?

Finding the optimal coordinates on a y=x^4 curve can be useful in a variety of applications, such as optimizing resource allocation, maximizing profits, or minimizing costs. It can also be used to find the maximum or minimum value of a function.

3. How do you determine the starting point for Newton's Method on a y=x^4 curve?

The starting point for Newton's Method on a y=x^4 curve can be determined by plotting the curve and visually identifying the approximate location of the root. Alternatively, an initial guess can be made and then adjusted based on the results of each iteration.

4. Can Newton's Method be used to find multiple roots on a y=x^4 curve?

Yes, Newton's Method can be used to find multiple roots on a y=x^4 curve. However, the starting point for each root may need to be adjusted in order to avoid converging to the same root.

5. What are the limitations of using Newton's Method to find optimal coordinates on a y=x^4 curve?

One limitation is that Newton's Method may not converge if the starting point is too far from the root. Additionally, the method may fail if there are multiple roots in close proximity or if the function has a steep slope near the root. It also does not guarantee finding the global optimal solution.

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