| $$(a)\ x^2-14x+49>4x^2-4x+1$$ | $$(b)\ x^4-8>-2x^2$$ |
| $$(c)\ x^3+x^2-x-1<0$$ | $$(d)\ x^3-8\leq7x-14$$ |
| $$(e)\ x^4+6x<6x^3+x^2$$ | $$(f)\ x^3-5x^2-25x+125>0$$ |
| $$(g)\ 2x^4-14x^3+22x^2+14x-24\leq0$$ | $$(h)\ 3x^4+11x^3-20x^2+7x+35<0$$ |
| $$(a)\ x\in\left(-6;\frac83\right)$$ | $$(b)\ x\in(-\infty;-\sqrt2)\cup(\sqrt2;\infty)$$ |
| $$(c)\ x\in(-\infty;-1)\cup(-1;1)$$ | $$(d)\ x\in(-\infty;-3\rangle\cup\langle1;2\rangle$$ |
| $$(e)\ x\in(-1;0)\cup(1;6)$$ | $$(f)\ x\in(-5;5)\cup(5;\infty)$$ |
| $$(g)\ x\in\langle-1;1\rangle\cup\langle3;4\rangle$$ | $$(h)\ x\in(-5;-1)$$ |
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