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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) = -52a² +5113a - 54,421 (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.)

Suppose that income is a function of age. The following function represents the relation between average annual income I and age a. l(a) = -52a² +5113a - 54,421 (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.)

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter9: Multivariable Calculus
Section9.1: Functions Of Several Variables
Problem 41E
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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) = -52a² +5113a-54,421 (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.) t-VL2productid=cong= O TEATEELES 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) = -52a² +5113a-54,421 (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.) t-VL2productid=cong= O TEATEELES Next
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