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Геометрическая прогрессия Гаш

Authored by Жазира Тунгатарова

Mathematics

9th Grade

Used 2+ times

Геометрическая прогрессия Гаш
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9 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

3/4

1/2

4/3

2

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

b2˂b1˂b3

b2˂b1>b3

b2>b1>b3

b2=b1=b3

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

3.Продолжите числовую последовательность: 1; 2; 4; 8; …

16

12

10

32

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

4.В геометрической прогрессии 2; 6;….  найдите сумму пяти первых ее членов

242

200

253

323

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

5.В геометрической прогрессии 2; 6;….  найдите седьмой член

1458

486

4374

1485

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

255

85

765

81

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Вычислите сумму первых четырех членов геометрической прогрессии, если ее первый член равен 3, а знаменатель равен 2.

45

49

56

41

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