Will mark brainliest! which method is most efficient

Hello Azarco7879!

I believe that I know the answer to your amazing question, it is A. Elimination.

Have an AWESOME day! -Wajiha

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?