Toán $\sqrt[]{4+\sqrt[]{7}}$ – $\sqrt[]{4-\sqrt[]{7}}$ -$\sqrt[]{2}$ 07/12/2021 By Piper $\sqrt[]{4+\sqrt[]{7}}$ – $\sqrt[]{4-\sqrt[]{7}}$ -$\sqrt[]{2}$
√4+√7 – √4−√7 –√2
= √2 -√2
= 0