Решите неравенство (5x-3)^3/(x-2)> =(9-30x 25x^2)/(14-9x x^2)

(3x-5)^2>=(5x-3)^2
9x^2 - 2 * 3x * 5 + 25 >= 25x^2 - 2 * 5x * 3 + 9
9x^2 - 30x + 25 >= 25x^2 - 30x + 9 
9x^2 - 25x^2 - 30x + 30x + 25 - 9 >= 0
-16x^2 + 16 >= 0
-16x^2 >= - 16 
16x^2 =< 16
x^2 =< 1
x =< 1