It is written with the standard y-variable in terms of the x-variable, which is the input variable, or independent variable. This is generally how students first learn how to write functions in mathematics. It is a good way of exposing students to functions; however, y = 3 x + 7 is not written in function notation.
Graduate Degree. Employers typically prefer to hire librarians who have completed a master's degree program accredited by the American Library Association (ALA). Such degree programs include the Master of Library and Information Science and Master of Library Science (MLS), which typically take 1-2 years to complete.pecialization may be required for some positions. For example, school librarians in many states are required to earn a master's degree in education or library science with a specialty in library media.
Career Outlook. According to BLS, a master's or doctoral degree is typically required in order to work as a museum curator. The BLS reports that graduate degrees in history can serve as sufficient preparation, particularly for curators working at museums specifically devoted to history.ome job titles for history majors include history teacher, historical conservator or museum curator. Some of these positions may require earning a master's or doctoral degree in education, history or related areas, such as art history.