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  1. J

    Urgent speech help

    In urgent need for feedback on my speech for Transitions in society in relation to two related texts! Any help would be greatly appreciated :) Should be less than 4 minutes Question: The process of transition may lead to growth and a range of consequences on individuals and society...
  2. J

    Exponential growth and decay question

    Sorry it wont upload that is the whole first bit of the question, it then asks a) Show that P(t)=P(t(subscript 0))e^-kt is a solution of the differential equation dP(t)/dt = -KP(t) and b) What percentage decline will there be after 10 years, given a 10% decline in 4 years? (answer = 23%) and...
  3. J

    Exponential growth and decay question

    The population of a city is P(t) at any one time. The rate of decline in population is proportional to the population P(t), that is, dP(t)/dt = -KP(t). What will the percentage rate of decline in population be after 10 years? (k = ln(0.9)/-4
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