Solved: Each of Exercises 69–74 gives a function ƒ(x, y)

Chapter 13, Problem 70E

(choose chapter or problem)

Each of Exercises 69–74 gives a function \(f(x, y)\) and a positive number \(\epsilon\). In each exercise, show that there exists a \(\delta>0\) such that for all \((x, y)\),

\(f(x, y)=y /\left(x^{2}+1\right), \quad \epsilon=0.05\)

Equation Transcription:

Text Transcription:

ƒ(x, y)

delta > 0

(x, y)

epsilon

f(x, y) = y/(x^2+1), epsilon=0.05

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