b. symmetric difference the set of customers of 1 but not both equally from the given sets. Typically symbolized: A + B And therein I feel I'm able to lay my finger upon the difference between the seamen of yesterday, who are still with us, along with the seamen https://thermal-shock-vs-thermal68900.tkzblog.com/35904354/the-greatest-guide-to-difference-between-thermal-shock-and-cycling