CIĄGI POWTÓRZENIE
Authored by Klaudia Szukała
Mathematics
2nd - 9th Grade
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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suma 30 wyrazów ciągu arytmetycznego o wyrazach 3,6,9 ... jest równa:
1395
1440
1335
1445
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
W ciągu arytmetycznym a2= 5 i a4 = 11. Ile wynosi a5?
8
14
17
6
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Piąty wyraz ciągu geometrycznego 2, 6, 18, ... wynosi
16
162
18
54
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
a100 ciągu o wyrazie pierwszym 65 i ilorazie q=-1 wynosi
65
-65
-100
100
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ciąg -1, 2, -4, 8, -16
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x=5
x=2
x=27
x=-27
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
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