Sabendo que [tex]\lim_{x \to \ 1} f(x) = \lim_{x \to \ 1} g(x) = 2[/tex] Determine: [tex]L= \frac{ \lim_{x \to \ 1} f(x)^{2} - \lim_{x \to \ 1} g(x)^{2}}{lim_{x \to \ 1} f(x)^{4} - lim_{x \to \ 1} g(x)^{4}}[/tex]