(20171022004534)exercicios gerais logaritmos MI

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FACULDADE PITÁGORAS – CAMPUS GOVERNADOR VALADARES / MG
	
	CURSO:
	Engenharias
	
	DISCIPLINA:
	Matemática Instrumental
	
	PROFESSOR:
	SIBELE LORENTZ
	
	NATUREZA DO TRABALHO:
	Exercicios gerais de logaritmos
	NOME:
	
1.Determine, pela definição, o logaritmo de:
a)log2 
 b) log2 0,5 c) log 3 x = 4 d) Log 4 e) Log 5 0,2
 
 
 
f)Log 2 
 g) Log 16 32 h)Log 49 
 i) Log 4 
 
j) Log 2 
 k) Log5 0,000064 l) log 8 m) Log 416
 
 
 
n) Log 5 625 o) Log 0,5 0,125 p) Log 2 
 
 
2- Se log 2 = 0,30 e log 3 = 0,48 , o valor de log l8 é : 
( A) 1, 14 ( B) 1, 26 ( C) 1, 34 ( D) 1, 58 ( E) 1, 96
 
3.Dados log 2 = 0, 301 e log 3 = 0,477, calculem o valor de:
a)log 0,018 b)log 14,4 c)
 d)
 e) log 62
f) log 3/2 g)log 8 h)log 12
4-(Fuvest_sp) Se log 2 = 0,301 e log 3 = 0,477 , o valor de log l,8 é : 
A) 1,141 B) 1,260 C) 1,342 D) 0,255 E) N.D.A
5-(UFRGS) O valor da Expressão
: 
A) 
 B) _ 11 C) 1 D) 
 E) 0
6-(PUC-SP) Se 
A) 6 B) 3/2 C) 9 D) 3 E) 2/3 
7-(PUC-SP) 
de x é:A) ½ B) 0 C) 2 D) 1 E) 
8) Calcule o valor dos logaritmos:a) 
 d) 
b) 
 e) 
 c) 
 f) 
9) Sabendo-se que: 
 
 e 
, calcular:
a) 
 b) 
10) Sendo 
 e 
, calcular:
a) log 24 b) 
11) Calcule o valor:a) 
 b) 
= c) 
 d)
12) Sendo 
 e 
 calcule:a) 
 b)
 c) 
 d) 
 e) 
 f) 
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