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Mathematics, 31.10.2019 21:31 apexdude2020

The amount of the substance decreases by 20%
20
%
each week for a number of weeks,
w
. the expression 100(1−0.2)
100
1
-
0
.
2
w
finds the amount of radioactive substance remaining after
w
weeks. which statement about this expression is true?

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The amount of the substance decreases by 20%
20
%
each week for a number of weeks,...
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