Rozdział 2
Transponowanie polega na zamianie "wspórzędnych" wyrazów macierzy (np. a u na a21, a^ na ayx).
at =
-1
e) (AB)T =
-1 0
4 0
2 -1
-IV T -
-2
6
3 1
0 -2
2 -8 -10 -3 12 4
-16 4
4 -6 -2
-16 24 8
-2 3 1
6 0-2
-12 0 | ||||
-3 |
4 0 3 | |||
) |
4-16 |
J | ||
6 |
0 |
IV |
-1 o
4 0 2 -1
3. Dane są macierze
-1 |
0 | |||
A = |
4 |
0 | ||
2 |
-1 | |||
-2 |
3 |
1 | ||
B = |
6 |
0 |
-2 | |
-1 |
2 |
0 | ||
C = |
4 |
0 |
3 | |
4 |
-1 |
6 |
Wyznaczyć: a )Ar an = -1
a n = 4
013 = 2 #21 = 0 ńf22 = 0 #23 =
+
-12 0 -9
V |
-20 |
12 |
8 |
-12 |
3 - |
18 |
J | |
f |
7 |
-12 |
-2 |
T |
7 |
-28 |
-32 | |
-28 |
24 |
-1 |
= |
-12 |
24 |
15 | ||
V |
-32 |
15 |
-10 |
) |
-2 |
-1 |
-10 |