The variables x, y and z can take only positive values and are such that z =
Question:
The variables x, y and z can take only positive values and are such that z = 3x + 2y and xy = 600.
i. Show that
ii. Find the stationary value of z and determine its nature.
Transcribed Image Text:
z = 3x + 1200 x
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i To show that z 3x 1200 x we can substitute xy 600 into z 3x 2y and solve for y i…View the full answer
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Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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