Question

Given that a radioactive material decays in such way that after t year the amount left is given by grams, how grams will remain after 2000 years? (Round your answer to the nearest tenth of a gram.)

Answer 1

you've left out part of the problem

Answer 2

that's blank. can you just type it?

Answer 3

A(t)=200e^-o.ooo25t

Answer 4

OK, so, all you do is plug t=2000 into that equation and compute the result.

Answer 5

ok, i got 329.74

Answer 6

329.7

Answer 7

i got a different answer, how did you compute it?

Answer 8

i used .5 and not -.5. i now have 121.3