设u=R,A={x|x＞3｝,B=｛x|5＜x＜8},求A∩B,A∪B,CuB∪,A∩CuB,CuA∪CuB.

设全集U=R,A={x/x>1},B={x/x+a 设全集U=R,A={x|x>1},B={x|x+a 设全集U=r,A{x|x>1} B{x|x+a 设集合U=R,集合A={x|x>1},B={x|x 设全集U=R,A={x|x+1≥0},B={x|x 设全集U=R,A={X||X|>2},B={X|X^2-4X+3 设U=R,A={x|x-a>0},B={x|2 设U=R,{x丨x 设U=R,A={X|X＜-7},B={X|X＞7},则[uA∩[uB 设U=R,A={X|X≤-3},B={X|X≥2},则[uA∩[uB 设全集U=R,A={x|x≤1或x≥3},B={x|k 设U=R,A={x|x>=1},B{x|0 设全集U=R,A={x|x-1≥0},B={x|1- 设全集U=R,集合A=x|x 设全集U=R,集合A={X|X 设全集U=R,集合A={X//X/ 已知u=R,设A={x|x-16 设U=R A={x|x