If f(x, y) = 3x? – by, then the total differential of f at x = 1 and y = -2 is : O df = 24 dx – 6 dy O df = 6 dx + 24 dy O df = 24 dx +6 dy O df = 6 dx – 24 dy
If f(x, y) = 3x? – by, then the total differential of f at x = 1 and y = -2 is : O df = 24 dx – 6 dy O df = 6 dx + 24 dy O df = 24 dx +6 dy O df = 6 dx – 24 dy
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.6: Proportion And Variation
Problem 17E: Find the constant of proportionality. y is directly proportional to x. If x=30, then y=15.
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![If f(x, y) = 3x2 – 6y, then the total differential of f at x = 1 and y = -2 is :
O df = 24 dx – 6 dy
O df = 6 dx + 24 dy
O df = 24 dx +6 dy
O df = 6 dx – 24 dy](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F795602ba-9b82-4f3d-acc4-20efc65a7a8e%2Fb0a3f2f6-1ade-4f7f-b34f-7f26746c9179%2Fweudv2q_processed.png&w=3840&q=75)
Transcribed Image Text:If f(x, y) = 3x2 – 6y, then the total differential of f at x = 1 and y = -2 is :
O df = 24 dx – 6 dy
O df = 6 dx + 24 dy
O df = 24 dx +6 dy
O df = 6 dx – 24 dy
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