Write D _ x for the following simultaneous equations. 3 x+4 y=8 ;… - Vidyadip

MCQ

Write $D _{ x }$ for the following simultaneous equations. $3 x+4 y=8 ; x-2 y=5$

A
$\left|\begin{array}{cc}3 & 4 \\ 1 & -2\end{array}\right|$
✓
$\left|\begin{array}{cc}8 & 4 \\ 5 & -2\end{array}\right|$
C
$\left|\begin{array}{rr}4 & 8 \\ -2 & 5\end{array}\right|$
D
$\left|\begin{array}{ll}3 & 8 \\ 1 & 5\end{array}\right|$

✓

Answer

Correct option: B.

$\left|\begin{array}{cc}8 & 4 \\ 5 & -2\end{array}\right|$

$\left|\begin{array}{cc}8 & 4 \\ 5 & -2\end{array}\right|$

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