Find the 8th term of the geometric sequence 10, -40, 160, ...

Question

asked Nov 9, 2021 51.4k views

1 Answer

Hypno · Answer 1 · 2021-11-14T21:41:06+0000

Answer:

-163840

Explanation:

You're multiplying by -4 every time.

10, -40, 160, -640, 2560, -10240, 40960, -163840... so on and so forth.