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X^3-6x^2+12x-8=27
thnk kiu

asked
User Shoki
by
8.4k points

1 Answer

2 votes

x^3−6x^2+12x−8=0

⇔x^3−3x^2.2+3.x.2^2−2^3=0

⇔(x−2)^3=0

⇔(x−2)=0

⇔x=2

answered
User Zia Kiyani
by
7.7k points
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