Question

(х+8)(х-3)<0
_______​

Answer 1

$(x + 8)(x - 3) < 0 = \\ x + 8 < 0 \\ x - 3 > 0 \\ \\ x + 8 > 0 \\ x - 3 < 0 \\ \\ x < - 8 \\ x > 3$

x ∈ ⟨ –8; 3 ⟩