
Unidad 2
Authored by Carlos Alberto Sánchez García
Mathematics
3rd Grade
Used 2+ times

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16 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Si v = 10i + 11j - 2k, y u = 3j + 4k, calcule el producto escalar entre los vectores v y u
30
26
25
33
35
Answer explanation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuando medimos el ángulo utilizando coordenadas polares, si giramos en sentido de las manecillas del reloj, los ángulos son positivos?
Cierto
Falso
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Si v = 2i + 10j - 11k, y u = 2i + 2j + k, calcule la magnitud de u y v
La Magnitud de u es 3 y la Magnitud de v es 15
La Magnitud de u es 9 y la Magnitud de v es 225
La Magnitud de u es 1 y la Magnitud de v es 5
La Magnitud de u es 5 y la Magnitud de v es 1
La Magnitud de u es 25 y la Magnitud de v es 1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcula el ángulo, medido en radianes, entre el vector v = 5j - 3k y el vector u = i + j + k
78.57
78
1.37
1.5
246
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcula el ángulo, medido en radianes, que forman los vectores u = 2i + j, y el vector v = i + 2j - k
1.75
0.75
1.30
0.50
0.45
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Se dice que 2 vectores son ortogonales, si el ángulo entre ellos es de 90 grados. Verifica si los vectores u = -3i + 2j + k y el vector v = 2j + 4k, ¿son ortogonales?
Cierto
Falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Una circunferencia completa equivale a 2π radián?
Cierto
Falso
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