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anonymous

  • one year ago

Please help ( Find the Product)

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  1. anonymous
    • one year ago
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  2. UsukiDoll
    • one year ago
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    we can just distribute the -8 all over each entry of the matrix.

  3. hartnn
    • one year ago
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    -8 is a scalar, so you just multiply -8 to each of the matrix elements!

  4. UsukiDoll
    • one year ago
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    so you have -8 multiplied the entire 3 x 3 matrix. each entry is multiplied by -8... oh yay hartnn beat me to it

  5. UsukiDoll
    • one year ago
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    for example on row 1 column 1 you have 7 so what is -8 x 7 ?

  6. anonymous
    • one year ago
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    56

  7. UsukiDoll
    • one year ago
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    close... it's -56 because we have 7 multiplied by negative 8

  8. anonymous
    • one year ago
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    oh sorry

  9. UsukiDoll
    • one year ago
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    now what is -8 x -4 for row one column two?

  10. anonymous
    • one year ago
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    32

  11. UsukiDoll
    • one year ago
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    and -8 x 0 for row one column three ?

  12. anonymous
    • one year ago
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    0

  13. UsukiDoll
    • one year ago
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    yes! so you entire first row is -56 32 0 now do the same arithmetic to row 2 and row 3

  14. anonymous
    • one year ago
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    Would it be A?

  15. UsukiDoll
    • one year ago
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    yes

  16. anonymous
    • one year ago
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    Thank you!

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