Question

When radioactive substances​ decay, the amount remaining will form a geometric sequence when measured over constant intervals of time. The table shows the amount of a radioactive isotope initially and after 2 hours. What are the amounts left after 1​ hour, 3​ hours, and 4​ hours?
Hours elapsed: 0,1,2,3,4
Grams of the isotope: 1866, ?, 465, ?, ?
How much of the isotope is left after 1​ hour?
I keep getting this wrong and can't find the correct answer..

Answer 1

oka so what do u do first

Answer 2

I think I am doing it wrong, I'm trying to solve like a pattern and i think its one of those sequence problems lmao irdk

Answer 3

@ryanisadummy This will be a good post to help you out. Though the numbers are different, so make sure you input your own numbers.
https://questioncove.com/updates/58169f64e4b0a3e1be1a028e

Answer 4

ur idead is good u just gotta use the right formula

Answer 5

thank ya for the post

Answer 6

who??

Answer 7

lowkey my bad