Marianacostaaniceto0go Marianacostaaniceto0go Matemática Respondido Sejam A = {x ∈ R | x > - 2} e B = ] -3, "frac{4}{3}"]. Determine: (1,0 pts) A _________________________________________________________________________ B _________________________________________________________________________ A U B ______________________________________________________________________ A – B ______________________________________________________________________ me ajudem pfv mandem a conta da questão