2x4-3y4 lim (x,y) (0,0) x4 +y4 b) x³y³-1 lim (x,y)-(1,1) xy-1
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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kindly answer them

Transcribed Image Text:Find the limit (if it exists).
2x4-3y4
a)
lim
(x,y) (0,0) x4 + y4
b)
x³y³-1
lim
(x,y)-(1,1) xy-1
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