Answer:
96
Step-by-step explanation:
Answer:
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Step-by-step explanation:
we know that
The equation of a exponential growth function is given by

where
P(t) is the population in Madison
t is the number of years
a is the initial value
b is the factor of growth
we have
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substitute
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Given that half of the personal music players sold by a particular brand have a flaw. If the player has the flaw, it dies in the first six months. If it does not have this flaw, then only 20% fail in the first six months.
Let A be the event that it fails in I 6 months
B1 = it has a flaw
B2 = it does not have a flaw
B1 and B2 are mutually exclusive and exhaustive
the chances that it has this flaw
=The probability that it has the flaw is