MATLAB: Multiplying Certain Elements in an array- Construct a matrix, s3, by multiplying the first 10 elements of s by 3

matrix

If i have a matrix s=[0:100]; how can i Construct a matrix, s3, by multiplying the first 10 elements of s by 3 ?????

Best Answer

s = 0:100 ;
s3 = s(1:10)*3 ;

Read about MATLB matrix indexing. https://in.mathworks.com/company/newsletters/articles/matrix-indexing-in-matlab.html

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A=[1 2;4 3]  %edited
[m,n]=size(A);
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