In 2020, a glacier had an area of 10,000 square kilometers. The glacier is melting at an annual rate of 3%. Write an equation in the form A(t) = ab' that gives the area of the glacier, in square kilometers, t years after 2020. 1.1 Find the equation: A(t) =. 1.2 What is the value of b? b = (decimal) 1.3 What is r in decimal terms? r = (decimal) 1.4 What is r in percentage terms? r = (%) 1.5 Find the estimated area in 2023. km2

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter10: Exponential And Logarithmic Functions
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In 2020, a glacier had an area of 10,000 square kilometers. The glacier is melting at an annual
rate of 3%. Write an equation in the form A(t) = ab' that gives the area of the glacier, in
square kilometers, t years after 2020.
1.1 Find the equation:
A(t) =
1.2 What is the value of b?
b =
(decimal)
1.3 What is r in decimal terms?
r =
(decimal)
1.4 What is r in percentage terms?
r =
(%)
1.5
Find the estimated area in 2023.
km?
Transcribed Image Text:In 2020, a glacier had an area of 10,000 square kilometers. The glacier is melting at an annual rate of 3%. Write an equation in the form A(t) = ab' that gives the area of the glacier, in square kilometers, t years after 2020. 1.1 Find the equation: A(t) = 1.2 What is the value of b? b = (decimal) 1.3 What is r in decimal terms? r = (decimal) 1.4 What is r in percentage terms? r = (%) 1.5 Find the estimated area in 2023. km?
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