mÉtodo de gauss.pdf

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 COMPROBACIÓN 2x1+3X2+4X3=5 2(283/149)+3(-3/149)+4(47/149) 5 = 5 MÉTODO DE GAUSS-JORDÁN EJERCICIO 1 X= 283/149 Y= -3/149 Z= 47/149 2x1+3X2+4X3=5 2x1+X2-5X3= 6 3x1-2X2+4X3=1 1 + 0 - 19/10 = 13/10 0 + 1 + 13/5 = 4/5 0 + 0  149/10 =47/10 1 - 3/2 + 2= 5/2 0  5  13 = -4 0- 13/2 -2 = -1/2 1 + 0 + 0 = 283/149 0 + 1 + 0 = -3/149 0 + 0 + 1 = 47/149 -4 -6 -8 = -10 4 +1 -5 = 6 0 - 3/2 -39/2 =-6/5 1 +3/2 +2 = 5 /2 -3 -9/2 -6 = -15/2 3 -2 4 7 0 0 -13/5 =-611/745 0 1 13/5 = 4/5 0 - 13/2 -169/10 =26/5 1 +13/2 +2 =-1 /2  0 0 19/10 = +893/1490 1 0 -1 9/10 = 13/10

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  • COMPROBACIN

    2x1+3X2+4X3=5

    2(283/149)+3(-3/149)+4(47/149)

    5 = 5

    MTODO DE GAUSS-JORDN

    EJERCICIO 1

    X= 283/149

    Y= -3/149

    Z= 47/149

    2x1+3X2+4X3=5

    2x1+X2-5X3= 6

    3x1-2X2+4X3=1

    1 + 0 - 19/10 = 13/10

    0 + 1 + 13/5 = 4/5

    0 + 0 149/10 =47/10

    1 - 3/2 + 2= 5/2

    0 5 13 = -4

    0- 13/2 -2 = -1/2

    1 + 0 + 0 = 283/149

    0 + 1 + 0 = -3/149

    0 + 0 + 1 = 47/149

    -4 -6 -8 = -10

    4 +1 -5 = 6

    0 - 3/2 -39/2 =-6/5

    1 +3/2 +2 = 5 /2

    -3 -9/2 -6 = -15/2

    3 -2 4 7

    0 0 -13/5 =-611/745

    0 1 13/5 = 4/5

    0 - 13/2 -169/10 =26/5

    1 +13/2 +2 =-1 /2

    0 0 19/10 = +893/1490

    1 0 -19/10 = 13/10

  • COMPROBACIN

    2x+5y-2z= 10

    2(693/284)+3(32/71)+4(-407/284)

    10 =10

    EJERCICIO 2

    X= 693/284

    Y= 32/71

    Z=-407/284

    2x+5y-2z= 10

    5x-2y+3z= 7

    4x+6y+8z=1

    1 + 0 + 11/29 = 55/29

    0 + 1 + 16/29 = 36/29

    0 + 0 284/29 =-407/29

    1 + 5/2 - 1= 5

    0 29/2 8 = -18

    0 - 4 12 = -19

    1 + 0 + 0 = 693/149

    0 + 1 + 0 = 32/71

    0 + 0 + 1 = -407/284

    -5 -25/2 5 = -25

    5 -2 3 = 7

    0 - 5/2 40/29 =-20/29

    1 5/2 -1 = 5

    -4 -10 4 = -20

    4 6 8 = 1

    0 0 -11/29 = 4477/8236

    1 0 11/29 = 55/29

    0 4 -64/29 =144/29

    1 -4 12 = -19

    0 0 16/29 = -1628/2059

    1 0 -16/29 = 36/29