2019届高考数学一轮复习第九章解析几何层级快练59文

层级快练(五十九)1．已知集合A＝{(x，y)|eq \f(x2,9)－eq \f(y2,4)＝1，x，y∈R}，B＝{(x，y)|eq \f(x,3)－eq \f(y,2)＝1，x，y∈R}，则A∩