Se a soma dos 5 primeiros termos de uma PA é 40 e a razão é 3, qual é o primeiro termo?

Avaliação 2° Trimestre 3° Ano Recuperação

Quiz
•
Mathematics
•
12th Grade
•
Hard
CLEOMAR TAUMATURGO DA SILVA
Used 2+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
15
10
4
7
2.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Qual é o primeiro termo de uma PA em que o 7º termo é 29 e a razão é 3?
11
14
20
17
3.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Qual é a soma dos 10 primeiros termos de uma PA em que o primeiro termo é 2 e a razão é 3?
45
78
102
155
4.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Qual é o próximo termo da progressão aritmética?
(2, 6, 10, 14, _)
16
18
24
32
5.
DRAG AND DROP QUESTION
5 mins • 2 pts
Qual a razão da progressão aritmética ( -17, - 13, -9, - 5) ? (a)
6.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Qual é a soma dos oito primeiros termos da P.A. (1, 3, 5,...)?
15
23
37
64
7.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Qual é a razão (q) da PG: (2, 4, 8, 16, 32, 64, 128, 256...)?
2
16
4
8
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