
Virknes. Aritmētiskā progresija.
Quiz
•
Mathematics
•
8th Grade
•
Hard

Ilzite K
Used 12+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kurai no virknēm atbilst dotais apraksts?
Virknes pirmie divi locekļi ir vienādi, bet katru nākamo iegūst , reizinot iepriekšējos divus virknes locekļus
4; 4; 16; 64; 1024
3; 3; 6; 18; 54
5; 5; 25; 50; 75
7; 7; 9; 10; 23
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kura no dotajām skaitļu virknēm ir aritmētiskā progresija?
3; 5; 4; ........
3; 8; 13; ....
6; - 6; -3; .....
3; 5; 5; ....
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ja a1= -7 un d = 4, tad virknes pirmie četri locekļi ir....
4; 8; 12; 16
-7; -3; 1; 5
-3; 1; 5; 9
-7; -11; -15; -19
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Virknes pirmais loceklis ir 5, katru nākamo iegūst iepriekšējo reizinot ar 2 un no reizinājuma atņemot 16. Virknes pirmie 3 locekļi ir
5; 10; -16
5; -6; -28
5; 10; -6
5; -6; 4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dota skaitļu virkne 2; 3; 5; 8; 13;.... Virknes nākamais loceklis ir
20
21
15
19
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Virknes vispārīgā locekļa formula ir an = 4n - 9. Virknes 7 loceklis ir skaitlis
19
28
2
7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Virknes 2; 2; 4; 6; 10; ...nākamais loceklis ir skaitlis
12
14
16
60
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