If A+B= [ ll 7 & 4 8 & 9 ] and A-B= [ ll 1 & 2 0 & 3 ], then the … - Vidyadip

MCQ

If $A+B=\left[\begin{array}{ll}7 & 4 \\ 8 & 9\end{array}\right]$ and $A-B=\left[\begin{array}{ll}1 & 2 \\ 0 & 3\end{array}\right]$, then the value of $A$ is

A
$\left[\begin{array}{ll}3 & 1 \\ 4 & 3\end{array}\right]$
✓
$\left[\begin{array}{ll}4 & 3 \\ 4 & 6\end{array}\right]$
C
$\left[\begin{array}{ll}6 & 2 \\ 8 & 6\end{array}\right]$
D
$\left[\begin{array}{cc}7 & 6 \\ 8 & 12\end{array}\right]$

✓

Answer

Correct option: B.

$\left[\begin{array}{ll}4 & 3 \\ 4 & 6\end{array}\right]$

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