
Арифметическая прогрессия
Authored by Марк Алексеевич
Mathematics
9th Grade
Used 10+ times

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5 questions
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1.
FILL IN THE BLANK QUESTION
5 sec • 1 pt
6, 8, 10, ...
Назови первый член
2.
FILL IN THE BLANK QUESTION
5 sec • 1 pt
25, 21, 17, ...
Назови разность
3.
FILL IN THE BLANK QUESTION
5 sec • 1 pt
Записать первые пять членов АП, если
Образец: 2;10;24;36;45
4.
FILL IN THE BLANK QUESTION
5 sec • 1 pt
В АП найти 15-ый член, если
5.
FILL IN THE BLANK QUESTION
5 sec • 1 pt
Запиши формулу n-го члена АП
1; 6; 11; 16; ...
Образец: an=3-4n
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