Question: code class=asciimath>If f(x,y)=(x^(2)+sin^(2)y)/(2x^(2)+y^(2)), show that lim_() does not exist. (7 pts)

code class="asciimath">If f(x,y)=(x^(2)+sin^(2)y)/(2x^(2)+y^(2)), show that \lim_() does not exist. (7 pts)

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