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plain the following functions in MATLAB with example: (6)(i) fliplr ( ) (ii) reshape ( ) (iii) numel ( ) (iv) find ( ) (v) diag ( ) (vi) linspace ( )

Question

Explain the following functions in MATLAB with example:

  1. fliplr( )
  2. reshape( )
  3. numel( )
  4. find( )
  5. diag( )
  6. linspace( )
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Solution

Sure, I can explain the functions you mentioned in MATLAB with examples:

(i) fliplr(): The fliplr() function in MATLAB is used to flip the order of elements in a matrix from left to right. It takes a matrix as input and returns the matrix with its columns flipped. Here's an example:

A = [1 2 3; 4 5 6; 7 8 9];
B = fliplr(A);

The output matrix B will be:

3 2 1
6 5 4
9 8 7

(ii) reshape(): The reshape() function in MATLAB is used to change the shape or dimensions of a matrix without changing its elements. It takes a matrix and the desired size as input and returns a new matrix with the specified size. Here's an example:

A = [1 2 3 4 5 6];
B = reshape(A, 2, 3);

The output matrix B will be:

1 3 5
2 4 6

(iii) numel(): The numel() function in MATLAB is used to determine the number of elements in an array or matrix. It takes an array or matrix as input and returns the total number of elements. Here's an example:

A = [1 2 3; 4 5 6; 7 8 9];
numElements = numel(A);

The output numElements will be 9.

(iv) find(): The find() function in MATLAB is used to find the indices of non-zero elements in an array or matrix. It takes an array or matrix as input and returns the indices of non-zero elements. Here's an example:

A = [0 1 0; 1 0 1; 0 1 0];
indices = find(A);

The output indices will be:

2
4
6
8

(v) diag(): The diag() function in MATLAB is used to extract the diagonal elements of a matrix or create a diagonal matrix from a vector. It takes a matrix or vector as input and returns the diagonal elements or a diagonal matrix. Here's an example:

A = [1 2 3; 4 5 6; 7 8 9];
diagonal = diag(A);

The output diagonal will be:

1
5
9

(vi) linspace(): The linspace() function in MATLAB is used to create a linearly spaced vector or array. It takes the starting and ending values, along with the number of points to generate, as input and returns a vector or array with equally spaced values. Here's an example:

x = linspace(0, 10, 5);

The output vector x will be:

0 2.5 5 7.5 10

I hope this helps! Let me know if you have any further questions.

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