(adsbygoogle = window.adsbygoogle || []).push({}); [SOLVED] Determinant problem

1. The problem statement, all variables and given/known data

If det(A) = 7, then what is det(4 A-1)?

where A is 3*3 matrix

2. Relevant equations

3. The attempt at a solution

No idea about this, please give me some hint.

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# Homework Help: Determinant problem

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