Решите неравенство: 1) (х-4)(х+3)-5 меньше х(х+16) 2) х²(6-х)+х³ ≥ 2х(3х+4)-24 3) х³(3-2х)+х²(х+2х²) больше 4х(х²-3)+12

1)x^2-x-17 < x^2+16 x x^2-x-17-x^2-16 x < 0 -17 x-17 < 0 -17 x < 17 x > -1 2)6x^2-x^3+x^3[latex] \geq [/latex]6x^2+8x-24 6x^2-x^3+x^3-6x^2-8x+24[latex] \geq 0[/latex] -8x+24[latex] \geq 0[/latex] -8x[latex] \geq -24[/latex] x[latex] \leq 3[/latex] 3)3x^3-2x^4+x^3+2x^4>4x^3-12x+12 3x^3+x^3-4x^3+12x-12>0 12x-12>0 12x>12 x>1