Which of these sequences shows exponential growth?

Question

a) 800, 400, 200, 100
b) 800, 1000, 1200, 1400
c) 100, 200, 400, 800, 1600
d) 100, 200, 300, 400, 500
e) 100, 150, 200, 250, 300

I'm pretty sure it isn't d) or e). But what is "exponential growth," exactly?

Thank you!

Answer 1

I think c it's growing periodically

Answer 2

You're right -- it's not d or e.

Check this site and I'll sure you'll figure out the right answer.

http://www.answers.com/topic/exponential-growth

Answer 3

Thank you so much! :)