Union
$$A \cup B =$$
{ analysis, application, comprehension, evaluation, interpret, knowledge, organize, select, synthesis }
Symmetric Difference
$$A \ominus B =$$
{ analysis, application, comprehension, evaluation, interpret, knowledge, organize, select, synthesis }
Difference
$$A - B =$$
{ analysis, application, comprehension, evaluation, knowledge, synthesis }
Cartesian Product
$$A \times B =$$
{ (analysis, interpret),
(analysis, organize),
(analysis, select),
(application, interpret),
(application, organize),
(application, select),
(comprehension, interpret),
(comprehension, organize),
(comprehension, select),
(evaluation, interpret),
(evaluation, organize),
(evaluation, select),
(knowledge, interpret),
(knowledge, organize),
(knowledge, select),
(synthesis, interpret),
(synthesis, organize),
(synthesis, select) }