drakestar144134
12.03.2021 •
Mathematics
A substance's decay function is represented by the equation y = 10(0.87)", where = is in hours. How long will it take until only 2.5 units of the substance is left? Justify your reasoning.
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Ответ:
Well these are supplementary angles so the sum of x and y will be 180. If x is 3/5y then 3/5y+y=180 which equals 112.5.