math 141 copyright joe kahlig 10b page 1 section 2 4 introduction to matrices denition a matrix is a rectangular array of numbers the order or dimension of a matrix ...
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...Math copyright joe kahlig b page section introduction to matrices denition a matrix is rectangular array of numbers the order or dimension m nwhere number rows and n columns element in ith row jth column denoted if i j are equal then called square example use these following h c d give above scalar multiplication multiplying by constant compute addition subtraction two same can be added subtracted adding subtracting corresponding entries possible with e t f find such that jt solve for x y...