If AB - begin bmatrix 4 - 11 485 13 - 2 11 - 2 1end bmatrix - then the value of the determinant of the matrix B isA- -3-5B- -11C- -6D- 3-5

The correct option is C 6 |AB|= 24, |A|=4, ⇒ |B|= 6 ...

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Elementary Transformations

If AB = begin...

Question

If $A B = [\begin{matrix} 4 & 11 4 & 5 \end{matrix}] and A = [\begin{matrix} 3 & 2 1 & 2 \end{matrix}]$ , then the value of the determinant of the matrix B is

-3.5

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-11

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-6

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3.5

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A = ⎡ ⎢ ⎣ \begin{matrix} 4 & 6 & - 1 3 & 0 & 2 1 & - 2 & 5 \end{matrix} ⎤ ⎥ ⎦, B = ⎡ ⎢ ⎣ \begin{matrix} 2 & 4 0 & 1 - 1 & 2 \end{matrix} ⎤ ⎥ ⎦

A = [\begin{matrix} - 4 & - 1 3 & 1 \end{matrix}],

(A^{2016} - 2 A^{2015} - A^{2014})

A = ⎡ ⎢ ⎣ \begin{matrix} - 1 23 \end{matrix} ⎤ ⎥ ⎦

B = [\begin{matrix} - 2 & - 1 & - 4 \end{matrix}]

A B

- 12

k

A = [\begin{matrix} 6 & 11 2 & 4 \end{matrix}],

A^{2015} - 6 A^{2014}

⎡ ⎢ ⎣ \begin{matrix} 2 - 4 7 \end{matrix} ⎤ ⎥ ⎦

[\begin{matrix} 1 & 9 & 5 \end{matrix}]

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