Community Profile # Jonas Morgner

Last seen: 5 mois ago Active since 2022

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Question

Solving a polynomial function using the solve function is not working
v1 = [1 -2 -5 6] I need to store the polynomial function in a new vector: x^3 -2x^2 - 5x + 6 = 0 Did I do it correctly? Seco...

5 mois ago | 2 answers | 0

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Question

How can I zoom into my plot function to a -4 to 4 "interval".
v1 = [1 -2 -5 6]; v2 = [-100 : .1 : 100]; y = polyval (v1, v2); plot (v2, y) How can I zoom in the plot function from -4 t...

5 mois ago | 1 answer | 0

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Question

How can I create a function which outputs two variables for calculating the eigenvalue * eigenvector
m1 = [7 3; 3 -1] % Matrix [Vectors, DiagonalWithValues] = eig(m1) ListEvalues = diag(DiagonalWithValues) How can I impl...

5 mois ago | 0 answers | 0

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Question

How can I obtain the eigenvector from a matrix?
m1 = [7 3; 3 -1] How can I obtain the eigenvector from this matrix?

5 mois ago | 2 answers | 0

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Question

How can I obtain a row with only zeros using the row reduction method?
m1 = [7 3; 3 -1] % Matrix I = eye(2) % Identity matrix Lamda = 8 % The value for λ % B LaI = I * Lamda % Identity matrix...

5 mois ago | 1 answer | 0

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Question

How to present the determinant and eigenvalue using FprintF function
m1 = [7 3; 3 -1] % Matrix % B. syms L % Symbol representing λ % C I = eye(2) % Identity matrix % D LI = I * L % Mul...

5 mois ago | 1 answer | 0

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Question

How can I choose certain parameters to choose different ways to calculate the determinant?
% A A = [3 34; 23 1] % Create matrix det(A) % Calculate determinant %B ad = 3*1 % Defining first diagonal AD cb = 23*34 %...

5 mois ago | 1 answer | 0

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Question

How can I store the whole diagonal and not only the first element (For loop)
% Part 3.1: Diagonal %A rng('default') r2 = randi(100,3,3); % Creating a 3x3 matrix, with random values from 1 to 100 %B ...

5 mois ago | 1 answer | 0

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Question

How can I infer the solutions of a specific polynomial?
% A v1 = [1 -2 -5 6] % Storing the values of the polynomial % B v2 = [-100 : .1 : 100] % Sequencing the numbers in .1 steps...

5 mois ago | 1 answer | 0

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Question

How can I create a new matrix which stores the diagonals, but it first starts with a matrix full of zeros?
%A rng('default') r2 = randi(100,3,3); % Creating a 3x3 matrix, with random values from 1 to 100 %B d = diag(r2) % Obtain ...

5 mois ago | 1 answer | 0

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Question

How can I store the values of a diagonal using only a for loop?
%A rng('default') r2 = randi(100,3,3); % Creating a 3x3 matrix, with random values from 1 to 100 %B d = diag(r2) % Obtain ...

5 mois ago | 1 answer | 0

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Question

How to check if my array is square with if and else loops?
A = [1 -2 1; 0 2 -8; -4 5 9] How can I check if this array is a square array using an if-else loop?

5 mois ago | 1 answer | 0

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Question

How to correctly present results of linear equation with f print f function?
% A syms x1 x2 x3 % Defining the vairables eqns = [x1 - 2*x2 + x3 == 0, % First equation 2*x2 - 8*x3 == 8, % Second equa...

5 mois ago | 1 answer | 0

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Question

How to obtain the eigenvalues when I get the warning that the matrix is singular?
How can I obtain the row reduction method to get the values for Lamda? % A I = eye(2) m1 = [7 3; 3 -1] Lamda = 8 ...

5 mois ago | 1 answer | 0

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Question

How do I correctly use the fprinf function with the forward/backward elimination
How can I present may solution matrix I just calculated using the fprinf function? My code so far: %A syms x1 x2 x3 % Definin...

5 mois ago | 0 answers | 0

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Question

How can I find the determinant with these specific specific functions
I have been trying to solve this exercise for hours now and I dont know what to do Exercise: Create a function (m file) which ...

5 mois ago | 0 answers | 0

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Question

Finding the eigenvalues with an augmented matrix 2x2
Hi, I somehow have a problem with obtaining the row reduction in an augumented matrix to find lamda. Currently I have this code:...

5 mois ago | 0 answers | 0

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Question

How to do an elimination procedure to represent the solution (matrix)
Apply the elimination procedure until you reach a matrix that represents the solution (identity matrix + column with the values...

5 mois ago | 1 answer | 0