| , * 20 c 19 & 17 & 15 9&8&7 1&1&1 , | = - Vidyadip

MCQ

$\left| {\,\begin{array}{*{20}{c}}{19}&{17}&{15}\\9&8&7\\1&1&1\end{array}\,} \right| = $

✓
$0$
B
$187$
C
$354$
D
$54$

✓

Answer

Correct option: A.

$0$

a
(a) $\left| {\,\begin{array}{*{20}{c}}{19}&{17}&{15}\\9&8&7\\1&1&1\end{array}\,} \right|\, = 19 - 34 + 15 = 0$.

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