Progressões

Progressões

11th Grade

14 Qs

quiz-placeholder

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Progressões

Progressões

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Medium

Created by

Amalia Pereira

Used 77+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Seleciona o termo geral da sucessão:

2, 8, 14, ...

an = 2+6n

an = -6+6n

an= -4+6n

an = 4-6n

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Seleciona o termo geral da sucessão:

-10, -3, 4, 11...

an = 17-7n

an = -17+7n

an= -17-7n

an = 17+7n

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Seleciona o termo geral da progressão geométrica:

1, 4, 16, 64...

an = 3n-1

an = 2n-1

an = 5n-1

an = 4n-1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Seleciona o termo geral da progressão geométrica:

-4, -16, -64, -256...

an = -4 x 4n-1

an = -4x(-4)n-1

an = 4 x 4n-1

an = 4 x 4n-1

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Seleciona o termo geral da progressão:

-38, -48, -58, -68...

e calcula o 37º termo.

a37 = -408

a37 = -388

a37 = -398

a37 = -378

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quais são os 5 primeros termos da sucessão un =3nu_n\ =3n 

6, 9, 12, 15, 18

-3, -6, -9, -12, -15

30, 60, 90, 120, 150

3, 6, 9, 12, 15

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o 15° termo da sucessão wn = 3n - 2?

45

44

43

42

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