TABLA DEL 7 7 x 7 =49 8 x 7 =56 9 x 7 =63 4 x 7 =28 5 x 7 =35 6 x 7 =42 2 x 7 =14 3 x 7 =21.
MTA_1_Grupo 7
Click here to load reader
-
Upload
nadiarramos -
Category
Documents
-
view
217 -
download
0
description
Transcript of MTA_1_Grupo 7
MTA 01 – GRUPO 07
Integrantes:
Huari Ramos, Eder Mejía Chacón, Marcos Palomino Zaira, Jimmy Ramos Rodríguez, Nadia Vanessa
------------------------------------------------------------------------------------------------------------------------------
Pregunta 1
Determine el conjunto solución del sistema:
(2) 2x - 3y + z = 10
3x + y – 2z = -1_____________
4x – 6y + 2z = 203x + y – 2z = -1______________
7x – 5y = 19
( 3) 3x + y – 2z = -1(-2) x + 2y – 3z = -9
_____________
9x + 3y - 6z = -3-2x – 4y + 6z = 18______________
7x – y = 15
7x - 5y = 19 (-1) 7x – y = 15_________________-4y = 4y = -1
Reemplazando:
7x – 5y = 197x + 5 = 197x = 14x = 2
2x – 3y + z = 104 + 3 + z = 10z = 3
A.B.C.D.
Por lo tanto, el CS = {(2;-1;3)}
Pregunta 2
Si el conjunto solución del sistema es calcule a + b.
A. 11/2B. -5/2C. -11/2D. -8
ax + by = 3ax – by = 19__________
2a + b = 32a – b = 19 __________
4a = 222a = 11
a = 11 2
Reemplazando:
2a + b = 311 + b = 3 b = -8
Calculando a + b:
11 – 8 = 11 – 16 = - 5 2 2 2
Por lo tanto a + b = - 5 2