Предмет: Алгебра, автор: kravchenkoalyona

разложить на множители:
ас в 4-с в 4-ас²+с²
решить уравнения:
1)6х³-24х=0
2)25х³-10х²+х=0
пожалуйста помогите))

Ответы

Автор ответа: mmb1
0
1)6х³-24х=0
6x(x-2)(x+2)=0
x=0
x=-2
x=2
2)25х³-10х²+х=0
x(25x
²-10x+1)=0
x(5x-1)
²=0
x=0
x=1/5
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ас^ 4-с^ 4-ас²+с²=c^4(a-1)-c^2(a-1)=c^2(c-1)(c+1)(a-1)
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