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11TH · MATH

Question 8

menu_bookSolution menu_bookTheory menu_book•(i)

A=\begin{bmatrix}4&2&3\\7&\lambda&6\\2&3&1\end{bmatrix}

menu_book•(ii)

B=\begin{bmatrix}-2&4&5\\1&-2&1\\2&\lambda&0\end{bmatrix}

school

11TH · MATH

Question 8

menu_bookSolution menu_bookTheory menu_book•(i)

A=\begin{bmatrix}4&2&3\\7&\lambda&6\\2&3&1\end{bmatrix}

menu_book•(ii)

B=\begin{bmatrix}-2&4&5\\1&-2&1\\2&\lambda&0\end{bmatrix}

Accedmychevron_right11thchevron_rightmathchevron_rightMatrices And Determinantschevron_rightExercise 4.2

(ii)

\boxed{\lambda=-4}

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