поясніть як здійснюється взаємозвязок нервової і гуморальної регуляцій

Амплитуда колебаний груза массой 400 г на пружине жесткостью 40Н/м равна 4 см. Найдите наибольшую скорость груза и полную энергию маятникаю

1) х в квадрате+3х=0.   2) 4х в квадрате-12х=0. 3) 6х в квадрате+2х=0.  4) 5х в квадрате-х=0.    5) 5х в квадрате+2х=0.   6) х в квадрате-16=0.   7)2х в квадрате-18=0.    8) 5х в квадрате+20=0.   9)16 х в квадрате-25=0 .10) 12х в квадрате-6=0

Use A or ZERO ARTICLE to complete the story. Поставьте артикль а или нулевой артикль чтобы дополнить историю)

Last Sunday was mothers birthaday and we decided to eat out. Dad took us to ... new restaurant, that his friend had recommended to him. The restaurant was... tall buildingvmade of ... glass and ... stone. Inside it was as beautiful as outside. Every table was covered with ... red-and-white tablecloth. In front of each of us the waiter put ... glass, ... plate, ... spoon, ... knife and ... fork. On the menu there were ... lot of things that we liked: ... meat, ... fish, ... chicken, ... vegetables and ... fruit. my brother and I had ... green salad with ... egg in it (just the way we like it). Then we had ... fish and ... chirps with ... greens. Foor dessert each of us had ... fruit salad with ... ice cream on top of it. We drank ... coke and ... tea and mum and dad had ... glass of wine each. It was ... lovely meal!