The number in the parentheses is the rate of change. Because this number is less than 1 it is a decrease, so it is a decay.
The percent decrease is 1 - 0.63 = 0.37 = 37% decrease
your missing some number to do the process
the first question you add all the sides
Answer:
The answer should be 4.12 hours
Step-by-step explanation:
Sorry if I am wrong.
I don't know if this helps but my calculator said 4.2189246e+21
