вычислите массу осадка полученного в результате взаимодействия раствора купрум2 хлорид массой 120г с массовой долей соли 37,5% и избытка раствора натрия гидроксида

"Отцы и дети"
В чем сила и в чем слабость Базарова? (сочинение)

Задано функцию нескольких переменных [tex]z=ln(x^2y)+y^3[/tex]

Найти:

1) [tex]\frac{d^2z}{dx^2} , \frac{d^2z}{dxdy} , \frac{d^2z}{dy^2}[/tex]

2) градиент функции z в точке [tex]M_0(3;5)[/tex]

3) производную в точке [tex]M_0(3;5)[/tex] по направлению вектора [tex]l(3;4)[/tex]

Только пожалуйста очень подробно

Помогите составить по рисунку рассказ про цыплёнка и придумать окончание этой истории

Нужно поставить в Present perfect (have/has done) or past simple(did)? After she ____(leave) university. she ___(work) as a management trainee for four years in another oil company. she _____(never regret) the move to arbol, since they ____(immediately put) her on their fast-track scheme for employees with the potential ____( receive) no less than three propjsals. first her boss, an Argentinian who Jane has always had an enormous respect for suddenly announced his resignation. Jane ___(be) shocked and surprised especially when just a few days later Arbol's HR Manager ___(call)to offer her the position. the Second proposal _____(arrive) that same evening Estelle one of Jane's friends from the MBA course who _____(already work) for several large multinationals ___(invite ) her to become a partner in a new consultancy. Last but by no means least Jane's boyfriend Howard ____( just ask) her to marry him.