1.

Which of the following is a matrix of the order 2×2 where the equation of the elements is given by aij=i+j.

A. A=\(\begin{bmatrix}1&1\\1&1\end{bmatrix}\)
B. A=\(\begin{bmatrix}4&5\\4&1\end{bmatrix}\)
C. A=\(\begin{bmatrix}2&3\\3&4\end{bmatrix}\)
D. A=\(\begin{bmatrix}1&2\\1&2\end{bmatrix}\)
Answer» D.


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