Let f (x,y) 2 xy+y 1+y²-3(1+y)¹1 I ask you to take two partial a derivatives and one partial y derivative. That is, you can choose any of the following order: (a) fyrr, (b) fryr, and (c) fæxy because they are all supposed to give you the same answer. However, only one option will save you a lot of time (it is the easiest one to implement). Which is that option? So that you don't get confused with the terminology, I am making the meaning clear with an example: htyx = 8 da ə Əh dy Ot

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Let f (x, y)
I ask you to take two partial derivatives and one partial y derivative. That is, you can choose any of the following
order: (a) fyrr, (b) fryr, and (c) frry because they are all supposed to give you the same answer. However, only one option will save you a lot of time
(it is the easiest one to implement). Which is that option?
2 xy+yll
1+y²-3(1+y) 11
So that you don't get confused with the terminology, I am making the meaning clear with an example: htyx
O(a)
OO
O (b)
(C)
8
dr
ə Əh
dy It
Transcribed Image Text:Let f (x, y) I ask you to take two partial derivatives and one partial y derivative. That is, you can choose any of the following order: (a) fyrr, (b) fryr, and (c) frry because they are all supposed to give you the same answer. However, only one option will save you a lot of time (it is the easiest one to implement). Which is that option? 2 xy+yll 1+y²-3(1+y) 11 So that you don't get confused with the terminology, I am making the meaning clear with an example: htyx O(a) OO O (b) (C) 8 dr ə Əh dy It
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