Logic - Set Descriptions and Operations, assignment help

Set Descriptions and OperationsLet the universal set be the setRof all real numbers.Let A = {xR| -2  x  1} and B = {xR| -1 < x < 3}(a) What is the interval notation for each of these sets?(b) Find AB, writing the set in set-builder notation { } and in interval notation.(c) Find A  B, writing the set in set-builder notation { } and in interval notation.(d) Findthe complement of B,writing the set in set-builder notation { } and in interval notation.I need to see the steps taken to get the answer, please, I am trying to teach myself this material. Thanks