Use the following formula to determine the periodic deposit. upper p equals startstartfraction upper a left parenthesis startfraction r over n endfraction right parenthesis overover left bracket left parenthesis 1 plus startfraction r over n endfraction right parenthesis superscript nt baseline minus 1 right bracket endendfraction b. how much of the financial goal comes from deposits and how much comes from interest? a. in order to have $4 comma 000 comma 000 in 30 years, $ nothing should be deposited each month. (do not round until the final answer. then round up to the nearest dollar.) b. of the $4 comma 000 comma 000, $ nothing comes from deposits and $ nothing comes from interest. (use the answer from part a to find this answer. round to the nearest dollar as needed.)