The population of California was 29.76 million in 1990 and 33.87 million in 2000. Assume that the population grows exponentially. (a) Find a function that models the population (in millions) t years after 1990. (Round your r value to six decimal places.) n(t) =       (b) Find the time required after 1990 for the population to double. (Round your answer to one decimal place.)  yr (c) Use the function from part (a) to predict the population of California in the year 2009. (Round your answer to two decimal places.)  million

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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This exercise uses the population growth model.

The population of California was 29.76 million in 1990 and 33.87 million in 2000. Assume that the population grows exponentially.

(a) Find a function that models the population (in millions) t years after 1990. (Round your r value to six decimal places.)
n(t) =
 
 
 

(b) Find the time required after 1990 for the population to double. (Round your answer to one decimal place.)
 yr

(c) Use the function from part (a) to predict the population of California in the year 2009. (Round your answer to two decimal places.)
 million
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