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alyssababy7

  • 3 years ago

Evaluate the determinant. |-3; 5; -2| | 3; 0; -3| | 3; 0; 1| A. 60 B. -30 C. -60 D. 30

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  1. Callisto
    • 3 years ago
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    =(-3)(0)(1) + (5)(-3)(3) + (-2)(3)(0) - (-2)(0)(3) - (-3)(-3)(0) - (1)(3)(5) = ...???

  2. alyssababy7
    • 3 years ago
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    |dw:1354441097040:dw|

  3. matricked
    • 3 years ago
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    first subtract second row from the third and the third row becomes 0 0 4 and now exapnd it through the third row to get 4((-3*0)-(3*5))=-60 thus C

  4. alyssababy7
    • 3 years ago
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    thank u

  5. matricked
    • 3 years ago
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    welcome

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