2. Найдите координаты вершины параболы у = х²-4х+3.
А) (1;-4); В) (3;1); С) (-4;3); Д) (2;-1).

дайте ответ Пете на вопросы джека:

jack: have your ever been to aforeigh country?what country have you been to?

Pete:..................  .

Jack: where and wish whom were you there?

Pete:........................... .

Jack:how did you get there? was it dificult to buy tickets?

Pete:..................  .

Jack:how long did it take a lot of luggage wisg you?

Pete:........................... .

Jack:did you find a cgeap or an expensive hotel?

Pete:.......................   .

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