Question

inequação produto (x+1) (2x-1) ≤ 0

Answer 1

Olá, boa tarde!

Vamos lá:

$(x+1)(2x - 1) \leq 0 \\\\I).\\\\ x + 1 \leq 0\\\\ \boxed{x \leq -1} \\\\ II). \\\\2x - 1 \leq 0\\2x \leq 1\\\\ \boxed{ x \leq \frac{1}{2}}$


S = {x ∈ R / - 1 ≤ x ≤ 1/2}

Forte abraço.