Find the limit. (If the limit is infinite, enter 'infty' or '-infty', as appropriate. If the limit does not otherwise exist, enter DNE.)
lim_{x oinfty}left(frac{sin^2(x)}{x^2+4}
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Find the limit. If the limit is infinite, enter '∞' or '-∞', as appropriate. If the limit does not otherwise exist, enter DNE.