Find x^2, x = ROOT root 5 +2 + ROOT root 5-2 / ROOT root 5 +1 plus fast guys also the small "root" is for all the fives and "ROOT" is for the whole thing

The answer to the question is d

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?

Iam not sure but i think the answer is b