别记这个,累死人的
= a11a22a33a44 - a11a22a34a43 - a11a23a32a44 + a11a23a34a42
+ a11a24a32a43 - a11a24a33a42 - a12a21a33a44 + a12a21a34a43
+ a12a23a31a44 - a12a23a34a41 - a12a24a31a43 + a12a24a33a41
+ a13a21a32a44 - a13a21a34a42 - a13a22a31a44 + a13a22a34a41
+ a13a24a31a42 - a13a24a32a41 - a14a21a32a43 + a14a21a33a42
+ a14a22a31a43 - a14a22a33a41 - a14a23a31a42 + a14a23a32a41
四阶行列式死算公式
四阶行列式死算公式
三阶a11 a12 a13
a21 a22 a23
a31 a32 a33=a11a22a33+a12a23a31+a13a21a32-a13a22a31-a12a21a33-a11a23a32
那么四阶a11 a12 a13 a14
a21 a22 a23 a24
a31 a32 a33 a34
a41 a42 a43 a44=?
三阶a11 a12 a13
a21 a22 a23
a31 a32 a33=a11a22a33+a12a23a31+a13a21a32-a13a22a31-a12a21a33-a11a23a32
那么四阶a11 a12 a13 a14
a21 a22 a23 a24
a31 a32 a33 a34
a41 a42 a43 a44=?
数学人气：934 ℃时间：2020-01-26 02:25:19
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