when do you use the foil method in algebra
FOIL method In elementary algebra, FOIL is a mnemonic for the standard method of multiplying two binomials[1]â€”hence the method may be referred to as the FOIL method. The word FOIL is an acronym for the four terms of the product:
List of purification methods in chemistry Purification in a chemical context is the physical separation of a chemical substance of interest from foreign or contaminating substances. Pure results of a successful purification process are termed isolate. The following list of chemical purification methods should not be considered exhaustive.