Mathematics
Junior High
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この問題の解き方の解説よろしくお願いします

t8) 9 (V5+v2)?

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✨ Best Answer ✨

(a+b)²=a²+2ab+b²を使って

(√5+√2)²
=(√5)²+2×√5×√2+(√2)²
=5+2√10+2
=7+2√10

秩序だった宇宙の生涯

公式忘れてました
ありがとうございます😊

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