## anonymous one year ago help plz i just need to figure out how much remains after 4 days.

1. anonymous

2. anonymous

i have the formula i just want to know how to find the amount left after 4 days.

3. anonymous

$y=497 (1/2)^(t/38)$

4. anonymous

is the formula to find the amount after 4 days

5. anonymous

anyone

6. anonymous

i am pretty sure it is A.

7. anonymous

Hellllppp

8. anonymous

are all of you gonna help

9. anonymous

If it takes 38 days for that amount to halve it only makes sense that after 4 days , the amount must still be pretty close to the initial value , so my guess is a.)

10. Mertsj

$y=497(\frac{1}{2})^{\frac{4}{38}}$ $y=497(\frac{1}{2})^{.10526}$ $y=497(.92964)=462.029$