Algebra II

Can a matrix have a two digit number? I have to add the matrices[3 4] +[2 7]
[7 6] +[3 8]

Sorry this is the only way I know haw to put matrices on the board.

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  1. Yes, the numbers in a matrix can have any value, positive or negative, fractions, decimals and irrational numbers, not just integers from 0 to 9. They can also be complex numbers like 4 + 3.1 i

    [3 4] +[2 7] = [5 11] , for example

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    posted by drwls

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