progresión geométrica

Quiz
•
Mathematics
•
9th Grade
•
Hard
CHESTER Montero
Used 87+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1.-La razón de la siguiente progresión geométrica es?
1,3,9,27,...
r = 2
r=8
r = 3
y=1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.-En una progresión geométrica a2 = 10 y r = 5. Calcular a1 y a6.
a1 = 5 y a6 = 2·54
a1 = 2/5 y a6 = 2·54
a1 = 2 y a6 = 2·55
a1 = 2 y a6 = 2·54
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
3.-En una progresión geométrica cual seria el séptimo termino, cuyo a1=4 y cuya razón es 3?
a7 = 4
a7 = 108
a7 = 727
a7 = 2916
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
4.-Calculemos la suma de los 5 primeros términos de la P.G.
4 ; 12 ; 36 ; 108 ; ........
972
484
968
524
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5.-La formula del termino general de la siguiente progresión geométrica es?
1,3,9,27,...
an=3n-1
an=3n-3
an=3n+3
an=3n+1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
8. Calcula S7 en una progresión geométrica con a4 = 8 y a6 = 32.
S7 = 128
S7 = 40
S7 = 127
S7 = 64
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La razon (r) de la siguiente progresión geométrica es?
90,-30,10,-10/3,...
r = 1/4
r = -1/3
3,1416
Albarran
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