188, пожалуйста срочно спасибо

Решите задачу:

$1) (y-2)(y+3)-(y-2) ^{2} \leq 6y-11 \\ y ^{2} +3y-2y-6-(y ^{2} +4-4y) \leq 6y-11 \\ y ^{2} +y-6-y ^{2} -4+4y \leq 6y-11 \\ y-10 \leq 6y-11 \\ y-6y \leq -11+10 \\ -5y \leq -1 \\ 5y \geq 1 \\ y \geq 0.2 \\ y\in[0.2;+ \infty} )$

$2) (y+3)(y-9)-(y+4) ^{2} \geq 5-13y \\ y ^{2} -9y+3y-27-(y ^{2} +16+8y) \geq 5-13y \\ y ^{2} -6y-27-y ^{2} -16-8y \geq 5-13y \\ -14y-43 \geq 5-13y \\ -14y+13y \geq 5+43 \\ -y \geq 48 \\ y \leq 48 \\ y\in [- \infty} ;48]$

$3) (3x+2) ^{2} -(4-3x) ^{2} \ \textless \ 37x+14 \\ 9 x^{2} +4+12x-(16+9 x^{2} -24x)\ \textless \ 37x+14 \\ 9 x^{2} +4+12x-16-9 x^{2} +24x\ \textless \ 37x+14 \\ 36x-12\ \textless \ 37x+14 \\ 36x-37x\ \textless \ 14+12 \\ -x\ \textless \ 26 \\ x\ \textgreater \ 26 \\ x\in(26;+ \infty} )$

$4) (5x-2) ^{2} -15\ \textgreater \ (4x-1) ^{2} +9 x^{2} \\ 25 x^{2} +4-20x-15\ \textgreater \ 16 x^{2} +1-8x+9 x^{2} \\ 25 x^{2} -20x-11\ \textgreater \ 25 x^{2} -8x+1 \\ 25 x^{2} -20x-25 x^{2} \\ -12x\ \textgreater \ 12 \\ -x\ \textgreater \ 1 \\ x\ \textless \ -1 \\ x\in(- \infty} ;-1)$