Si 𝑎3 x 𝑎5 = 𝑎x, ¿cuál es el valor de x?
2.10 Leyes de los Exponentes

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Mathematics
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University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
7
12
5
Answer explanation
Aplicando la propiedad 𝑎m x 𝑎n = 𝑎m+n.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(𝑎2)4 es igual a:
𝑎8
𝑎5
𝑎9
𝑎8
Answer explanation
Cuando elevas un exponente a otro exponente, los multiplicas: (𝑎2)4 = 𝑎2x4.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si 𝑏-3 es el inverso de:
𝑏3
-𝑏2
2𝑏
𝑏
Answer explanation
El exponente negativo indica el inverso.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes es igual a xO?
0
x
1
‐x
Answer explanation
Cualquier número elevado al exponente 0 es 1.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(𝑥𝑦5)3 se simplifica a:
𝑥2𝑦3
𝑥2𝑦5
𝑥3𝑦15
𝑥2𝑦6
Answer explanation
Eleva ambos la base y el exponente.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a
Answer explanation
Resta los exponentes cuando divides: 𝑎5-3 = 𝑎2.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el resultado de (𝑎3)-4?
𝑎6
𝑎-5
𝑎-12
𝑎5
Answer explanation
Multiplica los exponentes.
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