cos^2 x/4 вычислите интеграл, преобразуя подынтегральные функции (b= П/2 a = п/2)

Освобождение територии Украины от нимецко-фашистких захватчиков началось ?

Чему равна площадь фигуры, ограниченной линиями : у=(3х+2)(х-1), у=0

При всех значениях параметра а решите уравнение
(а-2)х=3а-6

помогите fill in the blanks with the prepositions with from... 1. his face is familiar...me/. 2. marcel bought a tube of tooth-paste....10 lei. 3 i"m not familiar .... the hygiene rules. 4 theres no remedy.... some diseases. 5 never laugh....ugly people. 6 they soon recovered......sickness.7 john got angry.....his father who refused to buy him new sneakers.8 it depends much....correct doctors decisions when treating an infectuous disease.9i compared monicas appearance ....her mothers.