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Matrices

Question
CBSEENMA12033007

Compute the indicated products :

open square brackets table row 3 cell negative 1 end cell 3 row cell negative 1 end cell 0 2 end table close square brackets space open square brackets table row 2 cell negative 3 end cell row 1 0 row 3 1 end table close square brackets

Solution
open square brackets table row 3 cell negative 1 end cell 3 row cell negative 1 end cell 0 2 end table close square brackets space open square brackets table row 2 cell negative 3 end cell row 1 0 row 3 1 end table close square brackets equals open square brackets table row cell 6 minus 1 plus 9 end cell cell negative 9 minus 0 plus 3 end cell row cell negative 2 plus 0 plus 6 end cell cell 3 plus 0 plus 2 end cell end table close square brackets equals open square brackets table row 14 cell negative 6 end cell row 4 5 end table close square brackets

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