Предмет: Математика, автор: LEROS11

Найдите область определения функции: у = log2(1 – x)
1) (-∞;1]; 2) (-∞;+1); 3) (1;+∞); 4) [1;+∞).

Ответы

Автор ответа: shevtsovavalia

0

y=㏒₂(1-x)
ОДЗ:1-x>0
-x>-1
x<1
x∈(-∞;1)
Ответ: 1.

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