Пошаговое объяснение:
а) х²-х = 0
x(x-1) = 0
x₁ = 0 x-1=0
x₂ = 1
б) х(3х-5)-4(3х-5) = 0
(3x-5)(x-4) = 0
3x-5 = 0 x-4 = 0
3x = 5 x₂ = 4
x₂ = 5/3
x₂ = 1 2/3
в)5у²-у = 0
y(5y-1) = 0
y₁ = 0 5y-1 = 0
5y = 1
y₂ = 1/5
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Пошаговое объяснение:
а) х²-х = 0
x(x-1) = 0
x₁ = 0 x-1=0
x₂ = 1
б) х(3х-5)-4(3х-5) = 0
(3x-5)(x-4) = 0
3x-5 = 0 x-4 = 0
3x = 5 x₂ = 4
x₂ = 5/3
x₂ = 1 2/3
в)5у²-у = 0
y(5y-1) = 0
y₁ = 0 5y-1 = 0
5y = 1
y₂ = 1/5