Question

Find S10 for a geometric series with first term 10 and common ratio 4.

Answer 1

3495250 but im not sure

Answer 2

s10= 10(4^10-1)/(4-1)=10(1048575)/3=3495250

Answer 3

yep

Answer 4

Sn = a (r^n - 1) / (r-1)
3495250

Answer 5

you are correct currey:)

Answer 6

:)

Answer 7

Thanks guys :)