Предмет: Алгебра, автор: Никfh

Найдите ООФ
y=log снизу 5 (х²-5)

Ответы

Автор ответа: natali3221
1
y=log5 (x²-5)
x²-5>0
(x-√5)(x+√5)>0
+++++ -√5------√5+++++++
x∈(-∞;-√5) (√5;∞)
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