Question

Решите неравенство (х-2)(3+х)(1-х)>0

Answer 1

$(x-2)(3+x)(1-x) > 0\\(x-2)(x+3)(x-1) < 0\\-----(-3)+++++(1)----(2)+++++++>x\\x \in (-\infty; -3)(1;2)\\Answer: x \in (-\infty; -3)(1;2)$