Предмет: Алгебра, автор: sofiyahorunzaa

Скоротити дріб 7х+28/х^2-16

Ответы

Автор ответа: jackvor666

1

Ответ: ( 7х + 28 ) / ( х^2 - 16 ) = ( 7( Х + 4 )) / ( ( Х - 4 )( Х + 4 )) = 7 / ( Х - 4 )

Автор ответа: kirichekov

4

Ответ:

$\frac{7}{x-4}$

Объяснение:

$\frac{7x+28}{x^{2}-16 } =\frac{7*(x-4)}{(x-4)*(x+4)} =\frac{7}{x-4}$

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