Mathematics Homework Solutions

Functions : Convergence and Limits

Please see the attached file for the fully formatted problems. Let f be a real function defined by . 1) Evaluate f’(x), f’’(x), f(0). Show that f has exactly two roots and , with . Find an interval of two consecutive real numbers within which the roots must lie. From now on, let us denote and these two (closed) in ...continues

Sequence of Polynomials

Questions on a Sequence of Polynomials. See attached file for full problem description.

Solutions of Linear Equations

I would like a short explanation of Gaussian Elimination with partial pivoting and Gauss-Seidel. Also, explain when each applies or when one is better than the other. Please include some examples.

Equivalence Relation

Relation S is defined as followed: xSy iff y-x is an integer (x,y € R) where R=all real numbers a) prove that S is an equivalence relation on R b) Which real numbers belong to [-17]?

Doolittle LU Decomposition

Please see attachment. C(A) stands for C'infinite'(A).

Matrices and Eigenvectors

1. Convert the linear system of equations to a diagonally dominant matrix. 2 Use the Gauss-Seidel method to obtain a solution to the matrix 3. Sketch the Greschgorin disks for the following matrix, Use the Power method to find the largest eigenvalue and its corresponding eigenvector of the matrix. Calculate the three e ...continues

Eigenvector estimation

please see attachment.

Using Matlab to solve non-linear equations

Hi, I need help in using Matlab to build an m file for solving non-linear equations using the Newton-Raphson method (or another recommended method.) I need a clear explanation of the process of creating an m file, and also using it to find the roots of the following two equations as examples: 1) f(x) = exp(-x) - sin( ...continues

Solving non-linear equations the graphical, Bisection, Newton-Raphson, Regula Falsi or Muller's method.

Solve the equation tanh(1/x) / (1/x) = 0.95 Using the graphical, Bisection, Newton-Raphson, Regula Falsi or Muller methods. Solve the equation 1+1/[cos(x)*cosh(x)] - ax*[tan(x)-tanh(x)] Using Mueller's method

Langrange Interpolation

please see attached pdf, comments & suggestions welcome. Thank you.

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