Предмет: Алгебра, автор: annamelnik576

СРОЧНООО!!! дам 30 баллов
Обчислити 6-й член геометричної Прогресії 3; 12;....

Ответы

Автор ответа: experced

0

$d=12-3=9\\a_n=a_1+d(n-1)\\a_6=3+9\times(6-1)=48$

Автор ответа: manyny06

0

Ответ:

решение смотри на фотографии

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