If u r trying 2 find the absolute value of a positive number, the absolute value of it will not be a negative, it will always be a positive.
Answer:
Step-by-step explanation:
value after five years = $18,000×(1-0.12)⁵ = 18,000×0.88⁵ = $9,499.17
:::::
The value drops below $2,000 in the 17th year.
Answer:
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Answer: 51.2 mg
Step-by-step explanation:
The exponential equation to represent decay:-
, where A is the initial value , r is the rate of decay and t is the time period.
As per given, we have
A= 400 and r= 29%=0.29
Put theses values in the above formula.
The amount left after t hours:

Put t=6 , we get

Hence, the amount of aspirin is left in her system after 6 hours= 51.2 mg