If A = (1 -2 3) and then A + B
A. (0 0 0)
D. not defined
For matrix addition operation their no. of rows and no. of columns should be equal. Otherwise addition is not possible.
In the given matrix A has 1 row and 3 columns
But matrix B has 3 rows and 1 column.
Since rows and columns are not equal it is not possible to add.
So the answer is (d)
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If A = (1 -2 3) and then A + BTamil Nadu Board - Math