
Progresiones geométricas
Authored by Guido Erazo
Mathematics
9th - 12th Grade
Used 15+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Calcula, la suma de los quince primeros térmi-
nos de una progresión geométrica cuyo primer
término es a 1 = 3 y cuya razón es r = 2.
49152
98301
69301
98152
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
De una progresión geométrica se sabe que
la suma de sus diez primeros términos es
S10 = 29524 y su razón, r = 3. Halla el primer
término.
2
5
0
1
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
En una progresión geométrica el primer término vale 1, el segundo 3. …….La suma de todos los términos 29524 ¿Cuántos términos tiene?
10
9
12
20
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
5
La suma de los 5 términos de una progresión geométrica con razón r=−2 es S5=−77.
¿Cuál es el primer término??
5
7
-2
-7
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Calcula la suma de los seis primeros términos de la siguiente progresión geométrica: 3, -9, 27, -81......
546
357
-546
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