Question

2x³-50x=0
Решите плиз
Уравнение

Answer 1

2x^3-50x=0
2x(x-5)(x+5)=0
 x(x-5)(x+5)=0
x-5=0
x=0
x+5=0

Answer 2

2x³-50x=0
2x(x²-25)=0
2x(x+5)(x-5)=0

(a.b=0⇔a=0 ∨ b=0)

1)x=0
2)x+5=0, x=-5
3)x-5=0, x=5