The value of point A21 in the matrix will be 6. The correct option is A.
A matrix, which is used to represent a mathematical object or an attribute of one, is a rectangular array or table containing numbers, symbols, or expressions that are organized in rows and columns.
The given matrix is:-
[tex]A=\left[\begin{array}{cccc}10&4&11&12\\6&3&2&8\\\end{array}\right][/tex]
The position of the numbers in the matrix is represented by the element Aij, where i is the number of the rows and j is the number of the columns.
For A₂₁ the position is the second row and the first column. At position A₂₁ the number is 6.
Therefore, the value of point A21 in the matrix will be 6. The correct option is A.
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