The table shows the number of phones sold by a small cell phone provider in various years. Use a calculator to write a quartic model for the number of phones sold in a given year since 1996 and use the model to estimate the number of phones sold in 2005. 1998 1999 2002 2003 Year Number of 2004 2006 131 148 175 223 Cell Phones 282 364

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 76E
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The table shows the number of phones sold by a small cell phone provider in various years. Use a
calculator to write a quartic model for the number of phones sold in a given year since 1996 and use the
model to estimate the number of phones sold in 2005.
Year
1998
1999 2002 2003 2004
2006
Number of
131
148
175
Cell Phones
223
282
364
P(x) = -0.44x4 + 10.10x³ - 75.75x2 + 232.11x - 103.94
The estimated number of phones sold in 2005 is 316.
P(x) = -0.25x³ + 8.48x2 - 42.28x + 191.29
The estimated number of phones sold in 2005 is 339.
P(x) = -0.44x+10.10x³ - 75.75x² + 232.11x - 103.94
The estimated number of phones sold in 2005 is 339.
P(x) = 0.25x³-8.48x² + 42.28x - 191.29
The estimated number of phones sold in 2005 is 316.
Transcribed Image Text:hand written plzz The table shows the number of phones sold by a small cell phone provider in various years. Use a calculator to write a quartic model for the number of phones sold in a given year since 1996 and use the model to estimate the number of phones sold in 2005. Year 1998 1999 2002 2003 2004 2006 Number of 131 148 175 Cell Phones 223 282 364 P(x) = -0.44x4 + 10.10x³ - 75.75x2 + 232.11x - 103.94 The estimated number of phones sold in 2005 is 316. P(x) = -0.25x³ + 8.48x2 - 42.28x + 191.29 The estimated number of phones sold in 2005 is 339. P(x) = -0.44x+10.10x³ - 75.75x² + 232.11x - 103.94 The estimated number of phones sold in 2005 is 339. P(x) = 0.25x³-8.48x² + 42.28x - 191.29 The estimated number of phones sold in 2005 is 316.
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