matlab codes for a simple matrix

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bassam saif
bassam saif 2021-11-11
编辑： Jan 2021-11-11
A =
1 2 5 7
-1 2 1 -2
4 6 8 0
how can i get these
a)a13+a12.
(b) Three times the 3rdcolumn ofA.
(c) Twice the second row ofAminus the 3rdrow.
(d) The sum of all of the columns of ofA
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bassam saif
bassam saif 2021-11-11
like how can i add the a12 to a34
Steven Lord
Steven Lord 2021-11-11
This type of basic arithmetic and indexing is covered in the MATLAB Onramp tutorial. But if you don't have the time to go through the MATLAB Onramp I recommend reading the Getting Started section of the documentation.

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