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Suppose that income is a function of age. The following function represents the relation between average annual income I and age a. l(a) = -55a² +5119a-54,448 (a) For what age does average income I equal $30,000? (b) For what age does average income I equal $60,000? ... (a) Average income I is equal $30,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) (b) Average income I is equal $60,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) Next

Suppose that income is a function of age. The following function represents the relation between average annual income I and age a. l(a) = -55a² +5119a-54,448 (a) For what age does average income I equal $30,000? (b) For what age does average income I equal $60,000? ... (a) Average income I is equal $30,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) (b) Average income I is equal $60,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) Next

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 7CA
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Suppose that income is a function of age. The following function represents the relation between average annual income I and age a. 1(a) = -55a² +5119a - 54,448 (a) For what age does average income I equal $30,000? (b) For what age does average income I equal $60,000? (a) Average income I is equal $30,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) (b) Average income I is equal $60,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) Son 173 T 11:59 PM Score -- 7 0 of 19 questions Next
Transcribed Image Text:Suppose that income is a function of age. The following function represents the relation between average annual income I and age a. 1(a) = -55a² +5119a - 54,448 (a) For what age does average income I equal $30,000? (b) For what age does average income I equal $60,000? (a) Average income I is equal $30,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) (b) Average income I is equal $60,000 for the age of (Use a comma to separate answers as needed. Round to the nearest year.) Son 173 T 11:59 PM Score -- 7 0 of 19 questions Next
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