Identity the cardinality of the given set: {1}

Identity the cardinality of the given set: {x}

Identity the cardinality of the given set: {0,1,2,3}

Identity the cardinality of the given set: {a}

Identity the cardinality of the given set: {0,1,2,3,4,6}

Identity the cardinality of the given set: {s,t,u,v}

Identity the cardinality of the given set:{-1,9,0}

Identity the cardinality of the given set: {ø}

Identity the cardinality of the given set: {a,b}

Identity the cardinality of the given set:{a,b}