Предмет: Алгебра, автор: gunga339882

Срочно!!!Знайти корені квадратного тричлена. 1)x²-8x+5x 2)x²+3х+5

Ответы

Автор ответа: konkin14

Держи, надеюсь я тебе успел помочь

Приложения:

Автор ответа: bophloya

Ответ:

$x1 = 0 \\ x2 = 13$

2)Коренів немає

Объяснение:

$x {}^{2} - 8x + 5x \\ x {}^{2} - 13x \\ x \times (x - 13) \\ x1 = 0 \\ x2 = 13$

$x {}^{2} + 3x + 5 \\$

D=9-20=-11

Коренів немає

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