SOLUTION: Evaluate each series using sum formulas. 3 + 6 + 12 + 24 + …; n = 8 ie the sum of the 1st eight terms

Algebra.Com
Question 849387: Evaluate each series using sum formulas.
3 + 6 + 12 + 24 + …; n = 8 ie the sum of the 1st eight terms

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 
Hi,
{3 + 6 + 12 + 24 + …} Geometric series r = 2

= = 765

RELATED QUESTIONS

Evaluate each series using sum formulas. 4 + 12 + 20 + 28 + …; n = 9 ie the sum of the (answered by ewatrrr)
Given the first four terms and the number of terms of the geometric series, find the... (answered by ikleyn)
Evaluate the sum of the first 10 terms of the series 8, 6, 4.5,... (answered by Edwin McCravy)
Find the sum of the 1st 8 terms of the geometric series whose 1st term is 5 and whose... (answered by ikleyn)
find the sum of the first eight terms in the series... (answered by richwmiller)
Using the formula for the sum of the first n terms of a geometric series, what is the sum (answered by Nate)
Find the sum of the first n terms of the given arithmetic series. a2=-6, a5=-18... (answered by venugopalramana,Fermat)
Can you find the sum of the first 60 terms in the series 2+6+4+12+6+24 (answered by Edwin McCravy)
Find the sum of the first eight terms of the arithmetic series 3 + 5 + 7 + 9... (answered by josgarithmetic)