Х^3=1,69x^2 help me please

Question

Х^3=1,69x^2 help me please

Answer 1

Х³ = 1,69х²
х³ - 1,69х² = 0
х²(х-1,69) = 0
х² = 0    или    х-1,69 = 0
х = 0               х = 1,69

Ответ: х=0, х=1,69