In the student council election, Dean, Janis, Aisha, Tyler, and Natasha are running for president. Kari and Sam are running for vice-president. How many different officer pairs are possible?

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?