Answer:

Step-by-step explanation:
This half life exponential decay equation goes by the formula:

Where

Since half life is given as 22, we plug that into "Half-Life" in the formula for k and then plug in the formula for k into the exponential decay formula:
So,

Now

third choice is correct.
Answer:
learning only lang po yan
Step-by-step explanation:
meron ba kayong picture para makatulongan ako sayo
Answer:
(200)+(50)+(0)
Step-by-step explanation:
you just take all the numbers and break them up
-1 1/8 because -9/8 is equal to
so just make it a improper fraction, pretend the negative is not there then add the negative at the end
-hope this helps :D