Progresii geometrice

Progresii geometrice

9th Grade

15 Qs

quiz-placeholder

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Progresii geometrice

Progresii geometrice

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

Created by

PolarMare Fluffy

Used 16+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Formula termenului general este...

Media Image
Media Image
Media Image
Media Image

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Să se determine primii doi termeni ai progresiei geometrice (bn)știind că b7=16 și q=2

b1=1/4 b2=1/6

b1=1/2. b2=1/4

b1=2. b2=4

b1=1/4. b2=1/2

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Să se determine primii doi termeni ai progresiei geometrice (bn) dacă b9=768, b11=3072

b1=2. b2=4

b1=3. b2=6

b1=4. b2=6

b1=4. b2=8

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Să se determine al șasâlea termen din progresia geometrică 6, 36, 216, 1.296, ...

1.436

46.656

6.346

15.656

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Primul termen din progresia geomatrică iar fiecare termen începând cu al doilea se obține prin înmulțire

Adunare

Înmulțire

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Să se determine primii doi termeni ai progresiei geometrice (bn) dacă b10=-4/27. q=-1/13

b1=-1/13. b2=-2/13

b1=1. b2=-1/13

b1=2916. b2=-972

b1=1264. b2=-1578

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Să se determine primii doi termeni ai progresiei geometrice (bn) dacă b8=256 , q=4

b1=1. b2=1/4

b1=1/16. b2=1/64

b1=1/64. b2=1/16

b1=0,02. b2=0,08

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