Evaluate or show it does not exist a) lim 2 (xy.2)=(5,2,-3) arctan(*) b) lim 2xy (x,y) →(0,0) x²+2y?

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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Answer the following question accordingly:
I. Evaluate or show it does not exist
lim
x+y
2
a)
arctan
(xiy.z)-(5,2,-3)
b) lim
(x,y) →(0,0) x?+Zy²
Transcribed Image Text:I. Evaluate or show it does not exist lim x+y 2 a) arctan (xiy.z)-(5,2,-3) b) lim (x,y) →(0,0) x?+Zy²
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