What is the answer for this math problem? Find the first,fourth,and eighth terms of the sequence. A(n) =-5*3^n-1

Question

0

4633

2

Guest Apr 2, 2015

+130515

+5

Best Answer

First term = -5*3^(1-1) = -5*3^0 = -5*(1) = -5

Fourth term = -5*3^(4-1) = -5*3^(3) = -5*27 = -135

I'll leave it to you to find the eighth term.......it shouldn't be difficult.....!!!

CPhill Apr 2, 2015

CPhill · Answer 1 · 2015-04-02T07:06:58

First term = -5*3^(1-1) = -5*3^0 = -5*(1) = -5

Fourth term = -5*3^(4-1) = -5*3^(3) = -5*27 = -135

I'll leave it to you to find the eighth term.......it shouldn't be difficult.....!!!

Guest · Answer 2 · 2016-03-17T12:42:27

Cphill... Wouldn't the next one be like 678 i think?