Progressão Geométrica

Quiz
•
Mathematics
•
7th Grade
•
Medium
KELI DINIZ
Used 54+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é uma Progressão Geométrica (PG)?
Uma sequência numérica onde a razão entre os números é constante.
Uma sequência numérica onde a diferença entre os números é constante.
Uma sequência numérica onde os números são somados.
Uma sequência numérica onde os números são subtraídos.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão (q) da PG: (2, 4, 8, 16, 32, 64, 128, 256...)?
2
16
4
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na PG crescente, a razão (q) é sempre:
Igual a 1
Positiva
Zero
Negativa
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão (q) da PG decrescente: (-1, -3, -9, -27, -81, ...)?
-1
1
-3
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na PG oscilante, a razão (q) é:
Igual a 1
Negativa
Zero
Positiva
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a razão (q) da PG constante: (5, 5, 5, 5, 5, 5, 5, ...)?
0
1
-1
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a fórmula do termo geral de uma PG?
an = a1 / q(n-1)
an = a1 + q(n-1)
an = a1 - q(n-1)
an = a1 . q(n-1)
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