PA e PG

PA e PG

12th Grade

20 Qs

quiz-placeholder

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PA e PG

PA e PG

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Medium

Created by

GESSICA SOARES

Used 3+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Calcule a razão da PG (-3, 9, -27, 81,...)

2

-2

3

-3

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A sequência (3,6,12,24,48) é uma PG de razão igual a:

1

2

3

4

5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O termo seguinte (ou 4º termo) da P.G. (-3, 18, - 108,...) é:

324

648

-324

-648

216

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Seja uma P.G. de quatro termos, com a1 = 3 e q = 2. Seu quarto termo vale:

9

12

18

24

48

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A P.G. (2, –4, 8, –16, 32) é classificada como:

crescente

constante

decrescente

alternada

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A representação an se refere a(o):

Primeiro termo da PG

Razão da PG

Quantidade de termos da PG

Termo geral da PG

Posição de um termo na PG

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Considerando a PG ( a1, 3, 9, 27), o primeiro termo vale:

1

5

7

-1

0

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