
Quiz de Matemática - Progressão Aritmética
Mathematics
Professional Development
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o milésimo número natural ímpar?
1999
1998
2001
2000
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quantos palitos serão necessários para formar 100 triângulos com palitos de fósforo dispostos conforme a figura?
199
200
198
201
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula do termo geral de uma Progressão Aritmética (P.A.)?
an = a1 - (n + 1) * r
an = a1 - (n - 1) * r
an = a1 + (n + 1) * r
an = a1 + (n - 1) * r
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa o número 'r' na fórmula do termo geral de uma P.A.?
O último termo da sequência
A razão da sequência
O número de termos da sequência
O primeiro termo da sequência
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da expressão a100 = 1 + (100 - 1) * 2?
197
200
198
199
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a sequência de números naturais ímpares que formam uma P.A. com razão 2?
(3, 6, 9, 12, 15, ...)
(1, 2, 3, 4, 5, ...)
(2, 4, 6, 8, 10, ...)
(1, 3, 5, 7, 9, ...)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado de 20 / 0,2?
400
200
100
300
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