Question

Решите неравенство 4 - x^2 > 0

Answer 1

Если будут вопросы, пиши.

Answer 2

Ответ$\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\la\la\la\la\ddddddddddddddddddddddddddddddddcleverdddddd\ffffffffffffffffffffffffffffffffffffffff\pppppppppppppppppppppppppppppppppppp\dddddd \displaystyle \large \boldsymbol{:}$  

Пошаговое объяснение:

$\displaystyle \Large \boldsymbol{} 4-x^2>0 \ | \times -1 \\\\x^2-4<0 \\\\(x-2)(x+2)<0 \\\\\\znaki : ++++(-2)----(2) ++++$

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$\displaystyle \Large \boldsymbol{x\in( -2 \ \ ; \ \ 2) }$