The Voice contented itself with vain repetitions - вопрос №922251 от Fluttershy0 03.12.2021 02:03

Question

Другие предметы: The Voice contented itself with vain repetitions of exclamations emitted by … concerning food. the waitresses the customers

Fluttershy0 · Answer

найдем скалярное произвдеение данных векторов

{-10;5}*{3;6}=-10*3+5*6=-30+30=0

скалярное произвдеение равно 0, значит векторы перпендикулярны