Mathematics
Senior High
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(4)の求め方と答えを教えてください
練習
31
x=
1
√7+√5
(1) x+y
(3) x2+y2
1
Y=√7-√5
y=
のとき、次の式の値を求めよ。
(2) xy
(4) x2y+xy2
Answers
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ありがとうございます✨