REFUERZO PROYECO 3 SEGUNDO BGU

REFUERZO PROYECO 3 SEGUNDO BGU

12th Grade

10 Qs

quiz-placeholder

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REFUERZO PROYECO 3 SEGUNDO BGU

REFUERZO PROYECO 3 SEGUNDO BGU

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Medium

Created by

María Cristina Guano

Used 7+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Se conoce como composición de funciones a la expresión: (f o g)(x) = f[g(x)], que significa, en f(x) sustituimos las x por g(x)

Verdadero

Falso

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

f(x) = 5x+1 ; g(x) = 2x+8 ; Encuentra g o f

5x + 9

10x - 10

10x + 41

10x + 10

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

¿Cuál es la norma del siguiente vector?


 C=7i3j\overrightarrow{C}=-7i-3j  

 C=5,61\parallel\overrightarrow{C}\parallel=5,61  

 C=7,61\parallel\overrightarrow{C}\parallel=7,61  

 C=6,61\parallel\overrightarrow{C}\parallel=6,61  

 C=8,61\parallel\overrightarrow{C}\parallel=8,61  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dados los vectores:

A=(1,−2),B=(3,4)

¿Cuál es la distancia entre ellos?

d(A, B)=7,33d\left(\overrightarrow{A},\ \overrightarrow{B}\right)=7,33

d(A, B)=6,33d\left(\overrightarrow{A},\ \overrightarrow{B}\right)=6,33

d(A, B)=7,32d\left(\overrightarrow{A},\ \overrightarrow{B}\right)=7,32

d(A, B)=6,32d\left(\overrightarrow{A},\ \overrightarrow{B}\right)=6,32

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 C=(5, 0), D=(4, 3)\overrightarrow{C}=\left(-5,\ 0\right),\ \overrightarrow{D}=\left(4,\ -3\right)  

El producto punto de los vectores:

 CD=20\overrightarrow{C}\cdot\overrightarrow{D}=−20  

 CD=17\overrightarrow{C}\cdot\overrightarrow{D}=-17  

 CD=23\overrightarrow{C}\cdot\overrightarrow{D}=-23  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 E=7i+4j, F=ij E=−7i+4j,\ \overrightarrow{F}=i-j\   

El producto escalar de los vectores:

 EF=3\overrightarrow{E}\cdot\overrightarrow{F}=−3  

 EF=7\overrightarrow{E}\cdot\overrightarrow{F}=−7  

 EF=11\overrightarrow{E}\cdot\overrightarrow{F}=-11  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La suma de vectores da como respuesta un:

VECTOR

ÁNGULO

MÓDULO

GRÁFICO

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