Matriks A= ![\left[\begin{array}{ccc}3&6\\1&4\\\end{array}\right]](https://tex.z-dn.net/?f=+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D3%266%5C%5C1%264%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}3&6\\1&4\\\end{array}\right]")
dan matriks 
= ![\left[\begin{array}{ccc} \frac{2}{3}&-1 \\ \frac{1}{6}& \frac{1}{2} \\\end{array}\right]](https://tex.z-dn.net/?f=+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D+%5Cfrac%7B2%7D%7B3%7D%26-1+%5C%5C+%5Cfrac%7B1%7D%7B6%7D%26+%5Cfrac%7B1%7D%7B2%7D+%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc} \frac{2}{3}&-1 \\ \frac{1}{6}& \frac{1}{2} \\\end{array}\right]")
(YANG 
NYA ITU NEGATIF YAH)
A. ) det (A) dan det (
B.)
dan 
C.) det (A) . det (
A. ) det (A) dan det (
B.)
C.) det (A) . det (
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= 12 - 6
= 6
det
=
=
b)
= 6
c) det A . det
= 1