При каком значении выражение√(х− 3)(х+ 4)"всё под корнем,, имеет смысл?. Created by 1702200013. algebra-ru

х + √(4(х-2)+3)√(5-2х){5-2x>0{4(x-2)+3≥05-2x>0-2x>-5x<2,54(x-2)+3≥04x-8+3≥04x≥5x≥1.25{x<2,5{x≥1,25\\\\\\\\\\\\\\\\\\\\\\\\-------- 1,25 --------- 2,5 ------------- \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\x∈[1,25; 2,5) Реклама Реклама Новые вопросы в Алгебра 8.2. Постройте график функции: вычислить 2v36 - v16контрольная помогите Помогите нарисовать и описать график квадратической функции y=x^2 - 8x + 15 Приведи дробь 2x7y к знаменателю 56y. Выбери правильный вариант ответа: 16x56y 2x56y другой ответ 8x56y найдите значение выражение 6х2,2+1,8х6-14 Алгебра 9 класс с объяснением Упростить выражение: ГРАФИК ФУНКЦИИ! ПОЖАЛУЙСТА! ОЧЕНЬ СРОЧНО!!! 100 БАЛЛОВ! дослідити функцію на парність і не парність f(x)=2x³+5x Постройте график функции. Для каждой функции укажи- те область определения, множество значений, промежутки монотонности, нули функции: у = |x + 3|+ |1 … – x| Предыдущий Следующий Реклама - это не так уж плохо Реклама - это не так уж плохо Понимаем - вы пришли сюда не за рекламой. 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При каком значении выражение√(х− 3)(х+ 4)"всё под корнем,, имеет смысл?...

1702200013 @1702200013

September 2021 1 42 Report

При каком значении выражение√(х− 3)(х+ 4)"всё под корнем,,
имеет смысл?

Answers & Comments

megazhannulka х + √(4(х-2)+3)
√(5-2х)

{5-2x>0
{4(x-2)+3≥0

5-2x>0
-2x>-5
x<2,5

4(x-2)+3≥0
4x-8+3≥0
4x≥5
x≥1.25

{x<2,5
{x≥1,25
\\\\\\\\\\\\\\\\\\\\\\\\
-------- 1,25 --------- 2,5 -------------
\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
x∈[1,25; 2,5)