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What are the dimensions of the matrix? [3 –1 7]
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how many rows it has ?
3?
3 is columns size
actually there is only 1 row
size = row x column = 1 x 3
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ohhhh okay, thank you!
np :) the size is just "1 x 3" dont simplify it and say "3" okay ?
"1x3" tells u that there are 1 row and 3 columns so u need to show it just like that.
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