Question

What is the angle between P and the resultant of (P+Q) and (P-2).​

Answer 1

Answer:

The cardinality of this set is 12, since there are 12 months in the year. Sometimes we may be interested in the cardinality of the union or intersection of sets, but not know the actual elements of each set. This is common in survey :) wna ko dina ehh sryyy