lilquongohard
08.01.2020 •
Mathematics
Plz i need this !
an 11-gram sample of a substance that is used to treat thyroid disorders has a k-value of 0.125. find the substance's half-life in says, round to the nearest tenth.
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Ответ:
half life = 0.693 / k,
Then 0.693/0.125 = 5.544 days (assuming k is in days^-1),
So, rounded to the tenth is: 5.54 days
Ответ:
The first term is 0.04.
The second term is 0.2.
The third term is 1.
Step-by-step explanation:
In a geometric sequence, we have that:
In which r is the common ratio.
In this problem, we have that:
--------
The third term is 1.
--------
The second term is 0.2.
--------
The first term is 0.04.