Union
$$A \cup B =$$
{ failed, physical, preview, psychic, question, read, successful, summarize, test }
Symmetric Difference
$$A \ominus B =$$
{ failed, physical, preview, psychic, question, read, successful, summarize, test }
Difference
$$A - B =$$
{ failed, physical, psychic, successful }
Difference
$$B - A =$$
{ preview, question, read, summarize, test }
Cartesian Product
$$A \times B =$$
{ (failed, preview),
(failed, question),
(failed, read),
(failed, summarize),
(failed, test),
(physical, preview),
(physical, question),
(physical, read),
(physical, summarize),
(physical, test),
(psychic, preview),
(psychic, question),
(psychic, read),
(psychic, summarize),
(psychic, test),
(successful, preview),
(successful, question),
(successful, read),
(successful, summarize),
(successful, test) }
Study skills