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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).
-Does knowing that tell you anything about ? Give reasons for your answer.
Observations
The action or process of carefully watching something or someone, often used in research to collect data about the subject.
Interviews
A qualitative research method involving direct, often face-to-face conversation between an interviewer and interviewee to gather detailed information and personal perspectives.
Case Studies
Research method involving an up-close, in-depth, and detailed examination of a particular case or cases, within a real-world context.
Behavior
The actions or reactions of an organism, often in response to its environment or stimuli.
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