Progresión aritmética

Progresión aritmética

8th Grade

10 Qs

quiz-placeholder

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Progresión aritmética

Progresión aritmética

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
HSF.BF.A.2

Standards-aligned

Created by

Fernando Pastor

Used 159+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

De una progresión aritmética se conoce que a4 = 2 y a6 = 6. Calcula : r y el segundo término .

r= -2 y a2 = 6

r= 2 y a2 = 8

r= 2 y a2 = -2

r = -2 y a2 = -2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Quiero interpolar 4 medios diferenciales entre -12 y 13. ¿Qué valor de razón debo emplear?

r = 5

r = 4

r = 3

r = 6

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

En una progresión aritmética a1 = 12, an = 20 y Sn = 160. Calcula n.

n = 8
n = 9 
n = 10
n = 11

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

De una progresión aritmética se conoce que a3 = -7 y r = 5. Calcula a10.

a10 = 20

a10 = 28

a10 = 25

a10 = -17

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Los primeros tres términos de una P.A. son 4, 7, 10. Hallar el decimoquinto término

49

46

42

15

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula la suma de los 20 primeros números pares.

S20 = 210
S20 = 100
S20 = 20
S20 = 420

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula S8 sabiendo que a8 = 15 y d = 2

S8 = 64
S8 = 32
S8 = 54
S8 = 60

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