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Mathematics 8 Online
OpenStudy (bimbim2697):

THE POPULATOPM OF A SUBURB IS 4000 PEOPLE.THE POPULATION OF THE SUBURB IS EXPECTED TO DOUBLE EACH DECADE.THE EXPRESSION 4000 * 2^d models the population of the suburb after each decade d.Evaluate the expression for d=-2.Describe what the value of the expression represents in this situation.

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