(adsbygoogle = window.adsbygoogle || []).push({}); If the determinant of a 3x3 matrix A is det(A)=5, and the matrix B is obtained from A by multiplying the first column by 8, then det(B)=?

I really haven't tried anything for this question; I'm not even sure where to start.

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# Homework Help: Matrices homework problem help

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