Question

Решить уравнение
x^6=(19x-90)^3

Answer 1

$x^6=(19x-90)^3 \\ x^{2} =19x-90 \\ x^{2} -19x+90=0 \\ D=361-360=1 \\ x_{1} =(19+1)/2=10 \\ x_{2} =(19-1)/2=9 Otvet:9;10$