Quiz about Teste logaritmo

Question 1

Determine o valor do logaritmo $$\log_4128$$

Accepted Answer

7/2

Answer

2

Answer

3

Answer

1/2

Answer

1/4

Question 2

Encontre o valor do logaritmando: $$\log_4\ b\ \ =\ 3$$

Accepted Answer

64

Answer

12

Answer

20

Answer

18

Answer

24

Question 3

Encontre o valor do logaritmando: $$\log_{\frac{2}{3}}\ b\ =\ -3$$

Accepted Answer

27/8

Answer

8/27

Answer

Answer

2/3

Answer

Question 4

Encontre o valor do logaritmando: $$\log_{125}\ b\ \ =\ \frac{1}{3}$$

Accepted Answer

5

Answer

2

Answer

3

Answer

4

Answer

6

Question 5

Encontre o valor da base do logaritmo: $$\log_a\ 121\ =\ 2$$

Accepted Answer

11

Answer

1

Answer

2

Answer

3

Answer

4

Question 6

Question 6.

Accepted Answer

-4

Answer

-2

Answer

1/4

Answer

2

Question 7

Sabendo que $$4^3\ =64$$ . Como reescrever esta igualdade usando logaritmo?

Accepted Answer

$$\log_4\ 64\ =3$$

Answer

$$\log_34\ =\ 64$$

Answer

$$\log_{64}\ 3\ =\ 4$$

Answer

$$\log_{ }4\ =\ 64$$

Question 8

$$5\log_28-\log_381\div\log_39$$

Accepted Answer

13

Answer

-13

Answer

4

Answer

11

Question 9

$$2\log_381\div\log_525-\log_749$$

Accepted Answer

2

Answer

0

Answer

-2

Answer

-0

Question 10

$$\log_4\ \left(\ 64\div16\right)$$

Accepted Answer

$$\log_464\ -\ \log_416$$

Answer

$$64\log_416$$

Answer

$$16\log_464$$

Answer

$$\log_464+\log_416$$

Question 11

log 200 - log 20

Accepted Answer

log 10

Answer

log 180

Answer

log 4000

Answer

10

Question 12

log 200 - log 20

Accepted Answer

log 10

Answer

log 180

Answer

log 4000

Answer

10

Question 13

Encontre o valor do logaritmo: $$\log_{25}\ \sqrt[4]{125}$$

Accepted Answer

3/8

Answer

3/6

Answer

2/8

Answer

Answer

-3/6

Question 14

log 200 - log 20

Accepted Answer

log 10

Answer

log 180

Answer

log 4000

Answer

10

Question 15

Determine o valor do log ₉ (243).

Accepted Answer

5/2

Answer

1/2

Answer

1

Answer

3/2

Answer

2

Question 16

$$\log_2\left(x+5\right)=2$$ Qual o valor de x?

Accepted Answer

-1

Answer

1

Answer

0

Answer

2

Question 17

$$sendo\ \log_{ }x\ =\ 10\ ,\ \log_{ }y\ =\ 3\ e\ \log_{ }z\ =\ 2\ \ \ $$

o $$\log\ \frac{x^2.y^3}{z^4}$$

Accepted Answer

21

Answer

19

Answer

20

Answer

22

Question 18

Encontre o valor da base do logaritmo: $$\log_a\ 121\ =\ 2$$

Accepted Answer

11

Answer

1

Answer

2

Answer

3

Answer

4

Question 19

Usando a propriedade do Logaritmo $$\log_33^2$$ obtemos:

Accepted Answer

$$2\log_33$$

Answer

$$\frac{1}{2}\log_33$$

Question 20

$$\log_2\left(4 imes8 ight)=$$

Accepted Answer

$$\log_24+\log_28$$

Answer

$$\log_24 imes\log_28$$

Answer

$$\log_42+\log_82$$

Question 21

O valor de $$\log_232\ =\ 5$$ , verdadeiro ou falso ?

Accepted Answer

Verdadeiro

Answer

Falso

Question 22

O valor de $$\log_636\ =\ 3$$ , verdadeiro ou falso ?

Accepted Answer

Falso

Answer

Verdadeiro

Question 23

$$\log_3\left(2x+5\right)=\log_313$$

Accepted Answer

4

Answer

6

Answer

5

Answer

3

Question 24

$$\log_42x=\log_410$$

Accepted Answer

5

Answer

6

Answer

7

Answer

4

Question 25

$$\log_42x=\log_410$$

Accepted Answer

5

Answer

6

Answer

7

Answer

4

Question 26

$$\log_5\left(x+3\right)=\log_512$$

Accepted Answer

9

Answer

11

Answer

10

Answer

12

Question 27

$$\log_6\left(3x-1\right)=\log_617$$

Accepted Answer

7

Answer

8

Answer

6

Answer

5

Question 28

$$\log_9\left(4x+2\right)=\log_926$$

Accepted Answer

6

Answer

8

Answer

7

Answer

5

Teste logaritmo

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