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Thread: determinant

  1. December 20th 2008, 12:11 AM #1
    mathseek
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    determinant

    det (A) = 3

    find

    det(A^3)

    how?
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  2. December 20th 2008, 12:30 AM #2
    Moo
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    Hello,
    Quote Originally Posted by mathseek View Post
    det (A) = 3

    find

    det(A^3)

    how?
    The determinant of the product of matrices is the product of the determinants.
    det(AB)=det(A) det(B)

    Hence det(A^3)=det(A*A*A)=... ?
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