Предмет: Алгебра, автор: 467833

решите пожалуйста!! решите неравенство 4 в степени х +4 в степени 1+х<5

Ответы

Автор ответа: kirikvlad

0

Ответ:

${4}^{x} + {4}^{1 + x} < 5 \\ {4}^{x} + 4 \times {4}^{x} < 5 \\ {4}^{x} (1 + 4) < 5 \\ {4}^{x} \times 5 < 5 \\ {4}^{x} < 1$

Значит, х є (-∞; 0).

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