
Repaso primer parcial
Authored by JOSE AGUILAR
Mathematics
University
Used 1+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si el vector i es (1,0) y el vector j es (0,1), ¿cuánto vale i . j?
0
1
2
11
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si dos vectores son ortogonales, los separa un ángulo de:
90° o pi/2
0° o pi
45° o pi/4
360° o 2pi
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si dos vectores son ortogonales, los separa un ángulo de:
90° o pi/2
0° o pi
45° o pi/4
360° o 2pi
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si dos vectores son paralelos el ángulo entre ellos es ...
0° o pi
90° o pi/2
45° o pi/4
pi/3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resuelve el sistema de ecuaciones:
7x+y=1
5x-3y=-3
x=0,y=1
x=1,y=0
x=1,y=1
x=0,y=0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si una matriz tiene una dimensión de 3x8 eso quiere decir que tiene ...
3 renglones y 8 columnas
3 columnas y 8 renglones
8 renglones y 3 columnas
3 renglones y 3 columnas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si la matria A es de 3x4 y la matriz B es de 4x7, ¿qué tamaño tendrá AB?
3x7
7x3
4x4
4x7
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