
Skaitļu virknes. Aritmētiskā progresija.
Authored by Daiga Vējone
Mathematics
8th Grade
Used 34+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 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
45 sec • 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
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dota skaitļu virkne 2; 3; 5; 8; 13;.... Virknes nākamais loceklis ir
20
21
15
19
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kura virkne ir dilstoša?
-7; -5; -3; ...
4; -9; 14; - 19;....
15; 15; 15; ....
24; 21; 18; ....
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Skaitļu virkne -7; -4 ; -1 ; 2 ; 5 ; .... ir
dilstoša
konstanta
augoša
ne augoša , ne dilstoša
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kura no dotajām skaitļu virknēm ir aritmētiskā progresija?
3; 5; 4; ........
3; 8; 13; ....
6; - 6; -3; .....
3; 5; 5; ....
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aritmētiskās progresija 120; 126; 132; 138; diference ir
120
-6
6
16
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