Предмет: Алгебра, автор: Akihiro09

х^2-5х+6
помогите решить!!!

Ответы

Автор ответа: rubilovalex

0

D=(-5)^2-4*1*6=25-24=1; x1=(5-1)/2, x2=(5+1)/2. x1=2, x2=3. x^2-5x+6=(x-2)*(x-3).

Автор ответа: rubilovalex

0

тут надо было разложить на множители?

Автор ответа: Poodle177

0

найти дискриминант

Автор ответа: Poodle177

0

D=b(в квадрате) - 4ac
D=25-4*6=25-24=1
корень D=1
x1=(5-1)/2=2
x2=(5+)/2=3
Ответ: x1=2; x2=3

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