✨ Best Answer ✨
●参考・概略です
1-p=√2√(1+p²)×(1/2)
●右辺²=2(1+p²)×(1/4)=(1/2)(1+p²)=(1/2)p²+(1/2)
(1-p)²=(1/2)p²+(1/2)
●左辺を展開し、両辺2倍
2(p²-2p+1)=p₂+1
●右辺を左辺に移項し整理
p²-4p+1=0
✨ Best Answer ✨
●参考・概略です
1-p=√2√(1+p²)×(1/2)
●右辺²=2(1+p²)×(1/4)=(1/2)(1+p²)=(1/2)p²+(1/2)
(1-p)²=(1/2)p²+(1/2)
●左辺を展開し、両辺2倍
2(p²-2p+1)=p₂+1
●右辺を左辺に移項し整理
p²-4p+1=0
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ありがとうございます!わかりました🙏