/ / / 3 2 \ \ \
Or\And\x <= CRootOf\25*x - 205*x + 224*x - 72, 0/, 2 < x/, And(7 < x, x < oo)/
$$\left(x \leq \operatorname{CRootOf} {\left(25 x^{3} - 205 x^{2} + 224 x - 72, 0\right)} \wedge 2 < x\right) \vee \left(7 < x \wedge x < \infty\right)$$
((7 < x)∧(x < oo))∨((2 < x)∧(x <= CRootOf(25*x^3 - 205*x^2 + 224*x - 72, 0)))
/ 3 2 \
(2, CRootOf\25*x - 205*x + 224*x - 72, 0/] U (7, oo)
$$x\ in\ \left(2, \operatorname{CRootOf} {\left(25 x^{3} - 205 x^{2} + 224 x - 72, 0\right)}\right] \cup \left(7, \infty\right)$$
x in Union(Interval.Lopen(2, CRootOf(25*x^3 - 205*x^2 + 224*x - 72, 0)), Interval.open(7, oo))