Question

lll

Answer 1

I Look for a pattern:
1st term 2
2nd Term -2(5)
3rd Term 2(5)(5)
60th Term -2(5)^(59)

Answer 2

for some reason i got 0

Answer 3

@Hero

Answer 4

You did something wrong. Do you know what the caret ^ means? It means exponent.

Answer 5

Input -2(5)^(59) into your calculator

Answer 6

Oh, you have to find the sum of the first 60 terms...Good luck

Answer 7

http://www.mathway.com/login.aspx?p=prec?p=-2(5)SMB07(59)?p=67?p=?p=?p=?p=?p=0?p=?p=0?p=?p=?p=EvaluateSMB15theSMB15Expression

Answer 8

@Hero

Answer 9

I don't have access to that

Answer 10

well i got -3.4694 x 10^41

Answer 11

And besides, you have to find the SUM of the first 60 terms

Answer 12

So the SUM of ALL 60 of the terms, not just the 60th term. That's why I said good luck.

Answer 13

WEll.. can you help?

Answer 14

I helped you find the 60th term. You should simply be able to use the sum of geometric series formula from here.

Answer 15

well how do i at least set it up?

Answer 16

@hero

Answer 17

Find the formula and set it up. I'm not going to do all the work for you.