Virknes

Virknes

10th Grade

13 Qs

quiz-placeholder

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Virknes

Virknes

Assessment

Quiz

Mathematics

10th Grade

Medium

Created by

Zane Oše

Used 11+ times

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Skaitļu virkne -7; -4 ; -1 ; 2 ; 5 ; .... ir

dilstoša

konstanta

augoša

ne augoša , ne dilstoša

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Noteikt  x3 x_3\  vērtību, ja virknes vispārīgā locekļa formula ir  xn=5n3x_n=5n-3  

2

15

12

22

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dota virknes vispārīgā locekļa formula  yn=4n5y_n=\frac{4n}{5}  . Aprēķināt  y3y_3  vērtību.

 2252\frac{2}{5}  

 135\frac{13}{5}  

 1251\frac{2}{5}  

 415\frac{4}{15}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Noteikt virknes 1; 5; 9 ; 13 ; .... vispārīgā locekļa formulu.

yn=n+4y_n=n+4

yn=4n1y_n=4n-1

yn=4n+4y_n=4n+4

yn=4n3y_n=4n-3

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Aprēķināt aritmētiskās progresijas 1 ; 4 ; 7 ; 10 ; ... diferenci

3

1

4

2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 Dota aritmētiskā progresija, kurai  a5 =10a_{5\ }=10  un  a7 = 14a_{7\ }=\ 14  . Noteikt  a6a_6  vērtību!

-12

11

13

12

7.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Dota virknes vispārīgā locekļa formula  xn = 5n +2x_{n\ }=\ 5n\ +2  . Kurš virknes loceklis ir vienāds ar 22?

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