Mathematics
Mathematics, 16.06.2021 18:30, DianaAmaroxoxo4319

Áp dụng đại lượng vô cùng bé, tính các giới hạn sau: \lim_{x \to 0} \frac{1-\sqrt{2x^{2} +1}}{\sqrt{4+x^{2} }-2 }

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