Question

Giải các bất phương trình sau:

1) \(x^3+\left(3x^2-4x-4\right)\sqrt{x+1}\le0\)

2) \(\sqrt{2x^2-6x+8}-\sqrt{x}\le x-2\)

3) \(4\left(x+1\right)^2< \left(2x+10\right)\left(1-\sqrt{3+2x}\right)\)

4) \(4\sqrt{x+1}+2\sqrt{2x+3}\le\left(x-1\right)\left(x^2-2\right)\)