B. Use the trapezium rule with 6 ordinates to estimate fe* dx correct to two decimal places.

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter9: Polynomial And Rational Functions
Section9.4: Graphing Polynomial Functions
Problem 44PS: A company determines that its weekly profit from manufacturing and selling x units of a certain item...
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Question 3
A. Scholes is a small computer and supplies company specializing in XP pens and
computers they sell to teachers. After 25 years in operation, the company has developed a
profit function, 8(x,y)=-3x² - 4y2 + 4xy-2x + 12y-4 in millions of dollars. Let
x represents the number of XP pens and y represents the number of computers.
i.
Determine the number of XP pens (per 1000) and computers (per 1000) that
should be sold to maximise this cost.
ii. What is the maximum cost?
B.
Use the trapezium rule with 6 ordinates to estimate fe* dx correct to two decimal
places.
Transcribed Image Text:Question 3 A. Scholes is a small computer and supplies company specializing in XP pens and computers they sell to teachers. After 25 years in operation, the company has developed a profit function, 8(x,y)=-3x² - 4y2 + 4xy-2x + 12y-4 in millions of dollars. Let x represents the number of XP pens and y represents the number of computers. i. Determine the number of XP pens (per 1000) and computers (per 1000) that should be sold to maximise this cost. ii. What is the maximum cost? B. Use the trapezium rule with 6 ordinates to estimate fe* dx correct to two decimal places.
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