gjhfdfg
Finding inverses of matrices?



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gjhfdfg
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I think I know what to do, but I'm lost on how to find the determinant.

TuringTest
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do you have a 2x2 matrix ?

gjhfdfg
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Yes

TuringTest
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\[\det\left[\begin{matrix}a&b\\c&d\end{matrix}\right]=\left\begin{matrix}a&b\\c&d\end{matrix}\right=adcb\]

gjhfdfg
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My matrix is,
[ 0 6]
[2 5]
So your saying that I would subtract the 0 & 6?

gjhfdfg
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Ah wait wait, I looked at that formula way wrong.

gjhfdfg
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I multiply 0 * 5, then multiply 2 * 6 then subract?

gjhfdfg
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If so then I got 12 from that