Algebra Term Crossword Puzzle

QUESTIONS LIST: variable : a symbol that takes on different values, numerical : an expression that contains only number and operation, cardinality : it is denoted by n(a), monomial: what is single term called, factoring : finding expressions which when multiplied together will give the given product, empty set : it is denoted by {} or ∅, subset : a set of which all elements are contained in another set, constant: a value that does not change, equal set : having the same or identical elements, inequality : a mathematical sentence that compares two expressions, trinomial : a polynomial of three terms, disjoint sets : sets with no common elements