Search Header Logo

Logaritmo: Definição e propriedades

Authored by Fernanda Meredyk

Mathematics

10th - 12th Grade

Used 31+ times

Logaritmo: Definição e propriedades
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Se vale  log12x=2\log_{\frac{1}{2}}x=-2  então  x+x² \sqrt{x}+x²\   é:

4

16

18

20

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual a condição de existência do  log2(x1)\log_2\left(x-1\right)  

 x>1x>1  

 x>1 e x2x>1\ e\ x\ne2  

 x>1x>-1  

 x1x\ne1  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

O valor de  \log_416  é:

4

16

2

64

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A expressão 
   logb(xy)\log_b\left(xy\right)   é igual a:

 logbx÷logby\log_bx\div\log_by  

 logbxlogby\log_bx-\log_by  

 logbx.logby\log_bx.\log_by  

 logbx+logby\log_bx+\log_by  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Fuvest adaptada: Sendo log2blog2a=3\log_2b–\log_2a=3  o quociente  ba\frac{b}{a}   vale:

8

6

27

3

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A forma exponencial correta de  logba=x \log_ba=x\   é:

 b.x=ab.x=a  

 bx=ab^x=a  

 ax=ba^x=b  

 xb=ax^b=a  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 logππ1000 \log_{\pi}\pi^{1000\ }  é igual a:

 π\pi  

 π1000\pi^{1000}  

 10210^2  

 10310^3  

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?