_________
\(\sqrt{\quad}\)７＋４\(\sqrt{\quad}\)３の答えと解き方を教えて
(全体が\(\sqrt{\quad}\)でくくってあります）
★希望★完全解答★
_________
\(\sqrt{\quad}\)７＋４\(\sqrt{\quad}\)３の答えと解き方を教えて
(全体が\(\sqrt{\quad}\)でくくってあります）
★希望★完全解答★
\(\sqrt{\quad}\)（７＋４\(\sqrt{\quad}\)３）＝\(\sqrt{\quad}\)（７＋２\(\sqrt{\quad}\)１２）＝\(\sqrt{\quad}\)｛（４＋３）＋２\(\sqrt{\quad}\)（４×３）｝
＝\(\sqrt{\quad}\)（\(\sqrt{\quad}\)４＋\(\sqrt{\quad}\)３）^2＝\(\sqrt{\quad}\)４＋\(\sqrt{\quad}\)３ ……（答）