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What is element a12 in matrix A

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1 Attachment
1st row, second column
\(\large a_{mn}\) will give you m'th row and n'th column

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Other answers:

i dont understand what i am supposed to do!
can u indentify first row ?
i dont even know what this is. i didnt even learn it so i literally have NO idea!
this representation of numbers is called Matrix representation.
in your question, [ 8 -2 -2 ] is first row, got this ?
so can u tell me 2nd row ?
2 6 -3
absolutely correct :) now 1st column ?
8 2 9
right, means you are getting this :) now a12 is the element in 1st row and 2nd column can u find which element is it ?
2 2?
2 2 ? there is only one element which is in first row and 2nd column
i mean like 2nd row 2nd column
a12 means 1st row and 2nd column
so which element is it ?
i dont know i dont understand this!
my options are: –2 –3 5 2
see last drawing, did u get that ?
thats what i was trying to tell you, all this time....
look at it this way: circle the first row and the 2nd column: |dw:1352783074995:dw| whichever you've circled twice is the element you're looking for
ohmygod! really?
now did u understand how to find elements ?
i think but can you help with more? i have 23% in algebra2
yes. but ask new question in new post ...

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