3 and 4 .Determinants and Matrices
easy

$\left| {\,\begin{array}{*{20}{c}}{441}&{442}&{443}\\{445}&{446}&{447}\\{449}&{450}&{451}\end{array}\,} \right|$ का मान है

A

$441 × 446 × 451$

B

$0$

C

$-1$

D

$1$

Solution

(b) $\left| {\,\begin{array}{*{20}{c}}{441}&{442}&{443}\\{445}&{446}&{447}\\{449}&{450}&{451}\end{array}\,} \right|$ = $\left| {\,\begin{array}{*{20}{c}}   { – 1}&{ – 1}&{443} \\    { – 1}&{ – 1}&{447} \\    { – 1}&{ – 1}&{451}  \end{array}\,} \right| = 0$ 

$\left\{ {{C_1} \to {C_1} – {C_2},\,{C_2} \to {C_2} – {C_3}} \right\}$

Standard 12
Mathematics

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