11.5E: Matrices y Operaciones Matriciales (Ejercicios)

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- 11.5: Matrices y Operaciones Matriciales
- 11.6: Resolver sistemas con eliminación gaussiana

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Para los siguientes ejercicios, realizar las operaciones solicitadas en las matrices dadas.
\ [
A=\ left [\ begin {array} {rr}
4 & -2\\
1 & 3
\ end {array}\ right], B=\ left [\ begin {array} {rrr}
6 & 7 & -3\
11 & -2 & 4
\ end {array}\ right], C=\ left [\ begin {array} {cc}
6 & 7\\
11 & -2\\
14 & 0
\ end {array}\ right], D=\ left [\ begin {array} {rrr}
1 & -4 & 9\\
10 & 5 & -7\\
2 & 8 & 5
\ end {array}\ derecha], E=\ left [\ begin { array} {rrr}
7 & -14 & 3\\
2 & -1 & 3\\
0 & 1 & 9
\ end {array}\ derecho]
\]

39. $-4 A$
40. $10 D-6 E$
$41 . B+C$
42. $A B$
43. $B A$
44. $B C$
45. $C B$
46. $D E$
47. $E D$
48. $E C$
49. $C E$
50. $A^{3}$

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