Decide if the limits below exist, and if so, calculate the value of that limit: (a) (x1,x2)→(0,0)lim x13/(x12+x22) (b)(x1,x2)→(0,0)lim x1cos(x1/x2) (c)(x1,x2)→(0,0)lim(x1/x2)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Decide if the limits below exist, and if so, calculate the value of that limit:

(a) (x1,x2)→(0,0)lim x13/(x12+x22)

(b)(x1,x2)→(0,0)lim x1cos(x1/x2)

(c)(x1,x2)→(0,0)lim(x1/x2)

 

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