Mathematics 1 Deneme Sınavı Sorusu #1144663

A bacteria population increases exponentially. At t = 0, its population is 50. At t = 1 hour, its population is 250. At t = 4 hours, what is its population ?


3.125

10.000

6.500

2.500

7.750


Yanıt Açıklaması:

P(t) = P0 ek t ; P(0) = P0 = 50 ; P(1) = 50 ek 1 = 250 ; ek = 5 ; ln ek = ln 5 ; k = ln 5 ; x = 50 e(ln5) 4 ; a = ln 54 ; x = 50 ea = 50 54 = 10 55 = 3.125. Correct answer is A.

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