# The total cost of producing an item is C ( x , y ) = 40 + 4 x + 6 y + x 2 y 100 dollars where x is the cost per pound of raw materials and y is the cost per hour for labor. Find the function that can be used to determine how an increase of (a) $1 per pound of raw materials affects the total cost. (b)$1 per hour in labor costs affects the total cost.

### Mathematical Applications for the ...

11th Edition
Ronald J. Harshbarger + 1 other
Publisher: Cengage Learning
ISBN: 9781305108042

### Mathematical Applications for the ...

11th Edition
Ronald J. Harshbarger + 1 other
Publisher: Cengage Learning
ISBN: 9781305108042

#### Solutions

Chapter 14.3, Problem 4E
Textbook Problem

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