Help with arrays please

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Tracy
Tracy 2021-2-23
编辑： James Tursa 2021-2-23
Enter the values for the Square of Array A =
A=[-10 -9;
-8 6] ;

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James Tursa
James Tursa 2021-2-23
编辑：James Tursa 2021-2-23
I'm not sure what the question is. Just enter the text as shown to create the 2x2 matrix A:
A = [-10 -9;
-8 6];
For the square, you can use either multiply A by itself or do an element-wise .^2 operation depending on what is meant by "square". See
https://www.mathworks.com/help/matlab/ref/mtimes.html?searchHighlight=mtimes&s_tid=srchtitle
https://www.mathworks.com/help/matlab/ref/power.html?searchHighlight=power&s_tid=srchtitle

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