Word Count : 269

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We are to identify the level curves of the given functions. Level curves are obtained by setting $$ f(x,y) = k $$ where $k$ is a constant. Let’s solve each manually. --- ### (i) $f(x,y) = \sqrt{x^2 + y^2}$ Let $$ \sqrt{x^2 + y^2} _________ _________ ____ ______ _______.
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