Question

9x^3-9x(x^2+2)>13-17x

Answer 1

9х^3-9х^3-18х>13-17х
-18х+17х>13
-х>13
х<13

Answer 2

9x^3-9x^3-18x>13-17x
-18x+17x>13
-x>13
x