The function of the population is , where (in millions of people) in year .
(a)
When will the population of the United States be million people.
Substitute in .
Apply logarithm one to one property : if ,then .
Therefore,the population of the United States will be million people in .
(b)
When will the population of the United States be million people.
Substitute in .
Apply logarithm one to one property : if ,then .
Therefore,the population of the United States will be million people in .
(a) The population of the United States will be million people in .
(b) The population of the United States will be million people in .
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