Question

What is the sum of the geometric sequence –4, 28, –196, … if there are 6 terms

Answer 1

yo girl u gotta like medal me for my answers

Answer 2

oh lol same question

Answer 3

speak english , before you comment your gibberish.

Answer 4

heheh..lol
by the way use this: in a GP,,sum upto n terms = a(r^n -1)/(r-1)
r is the common ratio
a is 1st term..
try now

Answer 5

-9604?

Answer 6

am sorry mam am too lazy calculating,,lol
but if you feed in correct values,,you'll definitely get the correct ans :)