
Quiz sobre Progressões Aritméticas

Quiz
•
Mathematics
•
12th Grade
•
Hard
Tomas Aquino
Used 2+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Determinar o vigésimo termo da P.A. (3, 5, 7,...).
39
41
43
45
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Determinar o primeiro termo de uma P.A. em que o vigésimo termo é igual a 99 e a razão é igual a 5.
1
4
5
10
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calcular a razão de uma P.A., sabendo que o primeiro termo é o triplo da razão e que a23=50. Qual é a razão?
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Sabendo que (x+1), (3x−2) e (2x+4) formam, nessa ordem, uma P.A., calcular o valor de x e a razão dessa P.A.
x = 3, razão = 2
x = 2, razão = 1
x = 1, razão = 3
x = 4, razão = 5
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual é o número de termos de uma P.A. em que a razão r é igual a 8, o primeiro termo vale 3 e o último termo vale 187?
20
23
25
30
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Obtenha o valor de x de modo que (x, 2x+1, 5x+7) seja uma P.A.
1
2
3
4
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Obtenha o valor de a de modo que (a², (a+1)², (a+5)²) seja uma P.A.
1
2
3
4
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