Answer: (c) x = -2
Renee bought a magazine subscription for a year. She paid $27. Renee wanted to find the price, p, of the subscription each month
. She created the model shown to help find this price.
1 answer:
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Answer:
a) , b)
, c)
, d)
Step-by-step explanation:
a) Let assume an initial mass m decaying at a constant rate k throughout time, the differential equation is:
b) The general solution is found after separating variables and integrating each sides:
Where is the time constant and
c) The time constant is:
The particular solution of the differential equation is:
d) The amount of radium after 300 years is: