Обьясните как решить Квадратную функциюесли (Функцию задано формулою F(х)= -2х квадрате +5х 

1) f   (1) СРОЧНО

 

 

Vocabulary. Here are some expressions that can be used to talk about school.

1. Match the expression and its meaning.

1). to go to school...

2). to take exams/tests...

3). to pass exams/tests...

4). to fail exams...

5). to be at school...

6). to be in school...

7). to be in the school...

A. to attend a school, not a college or a university or have a job.

B. to be in the school building for any other reason except studying.

C. to be in the school building to study.

D. to have a good mark in exams or tests.

E. to attend school regularly.

F. to do exams.

G. to get a very bad mark in exams.

2. Fill in the gaps with the expression or part of the expression from ex. 1 in thecorrect form.

1). Are you still _____ or at university?

2). Jason didn't work hard and _____ the exams.

3). Everyone who wants to join an excursion should be _____ at 4 pm.

4). At the end of this year I _____ three _____. I got all good marks.

5). This year you _____ in 4 subjects, won't you?

6). 5-year-old children do a lot of interesting things _____.

7). What _____ do you go _____?

какие ограничения прав и свобод граждан существуют? С какой целью они введены?

Необходимо составить рассказ про один из видов спорта на выбор - конный спорт(show jumping), гимнастика(gymnastics), дзюдо(judo), лыжный спорт(skiing),велоспорт(cycling) или вітрильний спорт(sailing)

4^(2-x)=64

найди корень уравнения