Recuperação 2° ano - 2° bimestre

Recuperação 2° ano - 2° bimestre

10th Grade

15 Qs

quiz-placeholder

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Recuperação 2° ano - 2° bimestre

Recuperação 2° ano - 2° bimestre

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

LEONARDO SILVA

Used 3+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Julgue os itens:

a) O logaritmo é definido a partir da potenciação.

b) A regra do bumbum ou regra do coração serve para transformar um logaritmo em potencia.

c) Os logaritmos foram importantes nas operações de multiplicar, dividir, calcular potências e extrair raízes:

V, V, V

F, V, V

V, V, F

V, F, V

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

O valor de  \log_28  é:

0

1

2

3

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Aplicando a definição de logaritmo o valor do logaritmo \log_{\sqrt{8}}4  é:

 \frac{4}{3}  

 \frac{1}{2}  

 

 \frac{3}{4} 
 

0

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A soma S=\log_{\frac{1}{2}}8-\log_{\frac{4}{3}}\frac{27}{64}+\log_21024  é:

 -\frac{3}{2}  

10

 \frac{1}{2}  

0

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

O valor do  \log_44  ,  \log_61  e  5^{\log_57}  são respectivamente:

1; 0; 7

2; 3; 4; 

7; 0; 1 

0; 1; 7

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Considerando  \log2=0,301  e  \log3=0,477  , calcule: 
a)  \log12  

b)  \log18 

 c)  \log\sqrt{3}  

1,079 ; 1,255 e 0,2385

5,323 ; 0,6555 e 0, 2358

0,555;1,735; 0,235

1,055 ; 0,6555 e 0, 2355

1,055; 1,255 e 0, 2355

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Supondo x, y e b reais positivos e sabendo que  \log_bx=2  e  \log_by=3  qual o valor de:  \log_b\left(x^2\cdot y^3\right)  

13

10

8

9

12

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