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Mathematics, 09.01.2020 04:31 fseftrwer2522

Postage in 1989 a postage stamp cost
$0.25. in 1992 a postage stamp cost $0.29.
find the average rate of change in postage
in cents per year.

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Postage in 1989 a postage stamp cost
$0.25. in 1992 a postage stamp cost $0.29.
find the...

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