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## Homework Statement

f(x,y) = ([itex]x^{2}[/itex] + [itex]y^{2}[/itex])^-2

[itex]x^{2}[/itex] + [itex]y^{2}[/itex] ≤ 2

x ≥ 1

## Homework Equations

## The Attempt at a Solution

-4[itex]\pi[/itex] ≤ θ ≤ 4[itex]\pi[/itex]

secθ ≤ r ≤[itex]\sqrt{2}[/itex]

are these the correct domain?