已知集合A={X|kπ+π/3〈=x〈kπ+π/2(k属于Z)},B={x|4-x^2>=0},求A∩B求详解!

问题描述:

已知集合A={X|kπ+π/3〈=x〈kπ+π/2(k属于Z)},B={x|4-x^2>=0},求A∩B
求详解!

B={x|4-x^2>=0}
-2