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anonymous

  • 4 years ago

http://i729.photobucket.com/albums/ww292/akatushi101/lastmatee.jpg I need help on the last three questions :/

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  1. anonymous
    • 4 years ago
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    Q8 is the third one, Q9 no (det is zero), Q10 no (det is zero)

  2. anonymous
    • 4 years ago
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    but isnt the the first one an inverse?

  3. anonymous
    • 4 years ago
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    the second question*

  4. anonymous
    • 4 years ago
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    Q8 you need to find the product of A and B. Q9 the matrix has a determinant equal to zero so it is singular and cannot posses an inverse, same with Q9.

  5. anonymous
    • 4 years ago
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    Oh okay

  6. anonymous
    • 4 years ago
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    Q9: determinant is 3x4 - 6x2 = 12-12=0

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spraguer (Moderator)
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