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    Soluciones TPN1

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    Mateo Radrizzani
    This document contains the solutions to practice problems involving matrices. 1) Identifies whether statements about matrices are true or false, and identifies matrices based on their entries. 2) Writes out several matrices based on given entries. 3) Finds the values of variables in matrix equations. 4) Finds values of variables in complex number equations. 5) (a) Writes matrices based on entries and performs matrix addition. (b) Writes out matrices and identifies their reduced row echelon form. 6) Solves systems of equations.

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    Soluciones TPN1

    Uploaded by

    Mateo Radrizzani
    4 views2 pages
    This document contains the solutions to practice problems involving matrices. 1) Identifies whether statements about matrices are true or false, and identifies matrices based on their entries. 2) Writes out several matrices based on given entries. 3) Finds the values of variables in matrix equations. 4) Finds values of variables in complex number equations. 5) (a) Writes matrices based on entries and performs matrix addition. (b) Writes out matrices and identifies their reduced row echelon form. 6) Solves systems of equations.

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    This document contains the solutions to practice problems involving matrices. 1) Identifies whether statements about matrices are true or false, and identifies matrices based on their entries. 2) Writes out several matrices based on given entries. 3) Finds the values of variables in matrix equations. 4) Finds values of variables in complex number equations. 5) (a) Writes matrices based on entries and performs matrix addition. (b) Writes out matrices and identifies their reduced row echelon form. 6) Solves systems of equations.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    4 views2 pages

    Soluciones TPN1

    Uploaded by

    Mateo Radrizzani
    This document contains the solutions to practice problems involving matrices. 1) Identifies whether statements about matrices are true or false, and identifies matrices based on their entries. 2) Writes out several matrices based on given entries. 3) Finds the values of variables in matrix equations. 4) Finds values of variables in complex number equations. 5) (a) Writes matrices based on entries and performs matrix addition. (b) Writes out matrices and identifies their reduced row echelon form. 6) Solves systems of equations.

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    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
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    Elementos de Álgebra Lineal Matrices - Solución Práctica 1

    Soluciones- Práctico 1
    1)
    a) i)Falso ii)Falso iii)Verdadero iv)Falso v)Verdadero vi)Verdadero vii)Falso
    b) i)B ii)H iii)H iv)F v)G vi)D vii)D; C; G viii)G; D ix)B; G
    2) 0 1
    0 1 1 0 0 0
    0 1 B C
    B C B C
    B C B 0 2 0 0 C
    a) A = B 1 0 C 2 R3 2 B
    b) A = B C 2 R4 4
    @ A C
    B 0 0 3 0 C
    2 1 @ A
    0 0 0 4
    0 1
    1
    1 1
    B 2C
    B C
    c) A = B 1 1 1 C 2 R3 3
    d) A = 1 4 9 2 R1 3
    @ A
    3
    1 1 2
    0 1
    0 0 0 0 0 1
    B C 1 0 0
    B C B C
    B 0 3 0 0 C B C
    e) A = B
    B
    C 2 R4
    C
    4
    f) A = B 2 4 0 C 2 R3 3
    B 0 0 8 0 C @ A
    @ A 3 6 9
    0 0 0 15
    0 1
    1 0 1
    B C
    B C
    g) A = B 0 2 1 C 2 R3 3
    @ A
    0 0 3

    3
    3) a) x = 2 y= 2
    z=4 t=7
    1
    b) x = 0 y=0 z= 2

    c) x = 1 z=0 t=0
    d) x = 1 z=0 t=0

    4) u = 3 + 3i v = 32 z = 3i t = 2 + 2i
    0 1
    13 11 0
    5) a) 3C D=@ A; 1
    5
    C + 3G no está de…nida la suma
    0 2 4
    0 1
    p p p 4 2
    7G = 7 7 0 ; 1
    2
    (E II2 2 ) + F = @ A
    5 7
    2 2

    N. Saracho - A. Escobar FACET - UNT 1


    Elementos de Álgebra Lineal Matrices - Solución Práctica 1

    0 1
    4 19 0 1
    B C 7 1
    B C
    b) i)X = B 6 3 C 2 R3 2
    ii)X = @ 3 3 A 2 R2 2
    @ A 1 2
    3 3
    5 2

    3 1
    6) a) x = 2
    ^ y= 2
    _ (x = 2 ^ y= 3)
    1
    b)(x = 2 ^ y= 2) _ x = 2
    ^ y= 2

    N. Saracho - A. Escobar FACET - UNT 2

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