micheleg micheleg

02-06-2017
Mathematics

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If P= Poert, fund the time it takes for P to go from Po to 2P. Give your answer in terms of In and r

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mreijepatmat mreijepatmat

02-06-2017

I think the formula is: P = P₀. e^(rt)

When P = 2P₀, the formula becomes 2P₀ =P₀.e^(rt)

Simplify by P₀, 2=e^(rt)

ln(2) = lne^(rt)

ln2 = rt.lne or lne =1 then ln2 = rt

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