Find the best answers to your questions with the help of IDNLearn.com's expert contributors. Find the answers you need quickly and accurately with help from our knowledgeable and experienced experts.

Neal listed the number of flowers that bloomed in his garden each week.
2, 4, 8, 16, 32, 64, ...
Which formula accurately models the sequence above if a1=2?

a) an=2an-2
b) an=2an-1
c) an=2an+1
d) an=2an+2