OpenStudy (anonymous):

evalute the sum of the first 10 terms in the geometric series 1+3+9+27...a10 HELP .

OpenStudy (anonymous):

ok so just to be clear they want you to find the first ten answers right

OpenStudy (anonymous):

i have to evaluate the first 10 terms, by using the formula sn=a1(1-r^n)/1-r