
Exponent Properties and Calculations
Authored by Juliana Veiga
Mathematics
1st Grade
Used 1+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Com base nas propriedades das potencias, qual das seguintes sentenças está correta? Escolha apenas uma alternativa.
x ⋅ y² = x² ⋅ y²
(x + y)² = x² + y²
(x - y)² = x² - y²
(x + y)⁰ = 0
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcule a seguinte potência: 10⁻².
1/100
1/10
0,1
100
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcule a seguinte potência: (−5/8)⁻².
64/25
25/64
8/5
5/8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine o valor desta expressão: (-1)³ - (-1)⁴ + (-2)² - 2³ + (-1 +1)².
-6
0
2
-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pedro recebeu um e-mail com uma mensagem de amizade. No primeiro dia, ele enviou este e-mail para 3 pessoas. Essas 3 pessoas leram no segundo dia e enviaram para mais 3 pessoas, e assim por diante. Quantas pessoas leram o e-mail no terceiro dia, considerando que todos seguiram o mesmo procedimento?
81
27
243
9
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Qual é o resultado da expressão: (3²)³?
729
81
243
27
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Se x = 2 e y = 3, qual é o valor de (x² + y²)⁰?
1
0
5
13
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