T1_MT_IV°M

T1_MT_IV°M

12th Grade

15 Qs

quiz-placeholder

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T1_MT_IV°M

T1_MT_IV°M

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

Created by

Pablo Espinosa

Used 9+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

¿Cuál es el resultado de   i38i^{38}  ?

i

-1

-i

1

 1\sqrt{-1}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. En una ciudad se han registrado las siguientes temperaturas entre lunes y viernes:

20 °C, 19 °C, 22 °C, 25 °C, 24 °C

¿Cuál es la media de las temperaturas?

19 °C

22 °C

21,5 °C

23, 5 °C

24 °C

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

¿Qué función representa mejor la gráfica?

f(x) = log(10) + x

f(x) = log(x)

f(x) = log(1)+ 2x

f(x) = log(x) + 2

f(x) = log(2) + x

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

La inversa de la función    f(x)=log2(x)f\left(x\right)=\log_2\left(x\right)  es

 f 1(x)=x2f\ ^{-1}\left(x\right)=x^2  

 f 1(x)=2xf\ ^{-1}\left(x\right)=2x  

 f 1(x)=x2f\ ^{-1}\left(x\right)=\frac{x}{2}  

 f 1(x)=xf\ ^{-1}\left(x\right)=\sqrt{x}  

 f 1(x)=2xf\ ^{-1}\left(x\right)=2^x  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

¿Cómo se representa 5x = 125?

log5 125 = x

logx 5 = 125

log125 5 = x

log5 x = 125

log125 x = 5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

En la igualdad logx 2 = 0,5, ¿qué valor debe tener x para que la igualdad se cumpla?

1

2

5

4

6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

"El valor del logaritmo de 45 cuya base es 2". ¿Qué expresión describe la situación?

log2 x = 45

log45 x = 2

log2 45 = x

log45 2 = x

logx 2 = 45

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