Si 2x = 16, entonces x es:
2.14 Ecuaciones exponenciales y logarítmicas

Quiz
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Mathematics
•
University
•
Easy
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2
3
4
8
Answer explanation
(24 = 16)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La solución de 3x+1 =81 es:
1
2
3
0
Answer explanation
(34 = 81)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si logb(81) = 2, entonces 𝑏 es:
3
9
81
6
Answer explanation
(92 = 81)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La solución de log(𝑥) = 3 (donde el logaritmo es en base 10) es:
10
1000
20
2
Answer explanation
(log(1000) = 3)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si 𝑒x = 3, cuál es el valor de 𝑥?
ln (3)
ln (𝑒)
7
e
Answer explanation
Usando la definición de logaritmo natural.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la solución de la ecuación 5x = 5?
2
3
5
1
Answer explanation
(51 = 5)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ecuación log3(𝑥 - 1) + log3(𝑥 + 1) = 2 tiene solución:
6
7
8
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