
Progresii geometrice 1 - științe sociale

Quiz
•
Mathematics
•
9th Grade - University
•
Medium
Monica Petre
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Să se determine termenul de rang n al progresiei geometrice 6, 18, 54, ...
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Să se determine primii doi termeni ai progresiei geometrice (bn) dacă b8=256 și q=2.
b1=2, b2=4
b1=4, b2=8
b1=1, b2=2
b1=1, b2=4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fie (bn) o progresie geometrică. Să se determine suma Sn a primilor n termeni dacă b1=3, q=2 și n=6.
192
96
189
381
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Găsiți rația progresiei geometrice:
4; -2; 1; -0,5.
2
-2
1/2
-1/2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Găsiți elementul necunoscut al progresiei geometrice
...; 0,125; -0.25; X; -1; ...
-0,5
0,5
2
-2
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Determinați rația progresiei geometrice
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Determinaţi numărul real x ştiind că numerele 5 – x, x +7 şi 3x +11 sunt termenii consecutivi ai unei progresii
geometrice.
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