11. Aviation The number of active certified commercial pilots has been declining since 1980, as shown in the table. a. Find a linear equation that can be used as a model to predict the number of active certified commercial pilots for any year. Assume a steady rate of decline. Number of Active Certified Pilots Year Total 1980 182,097 1985 155,929 1990 149,666 1993 143,014 1994 138,728 1995 133,980 1996 129,187 Source: U. S. Dept.

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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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11. Aviation The number of active certified commercial
pilots has been declining since 1980, as shown in
the table.
36.55
a. Find a linear equation that can be used as a model
to predict the number of active certified commercial
pilots for any year. Assume a steady rate of decline.
b. Use the model to predict the number of pilots in
the year 2003.
Glencoe/McGraw-Hill
8
Number of Active
Certified Pilots
Total
Year
1980
1985
1990
182,097
155,929
149,666
143,014
138,728
133,980
129,187
1993
1994
1995
1996
Source: U. S. Dept.
of Transportation
Advanced Mathematical
Transcribed Image Text:rs 11. Aviation The number of active certified commercial pilots has been declining since 1980, as shown in the table. 36.55 a. Find a linear equation that can be used as a model to predict the number of active certified commercial pilots for any year. Assume a steady rate of decline. b. Use the model to predict the number of pilots in the year 2003. Glencoe/McGraw-Hill 8 Number of Active Certified Pilots Total Year 1980 1985 1990 182,097 155,929 149,666 143,014 138,728 133,980 129,187 1993 1994 1995 1996 Source: U. S. Dept. of Transportation Advanced Mathematical
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