Mathematics
Senior High

(X-X¯¹)²の式がマーカーで引いてある式になるのかが分かりません。なぜ4が出てくるの??教えてください🙏

358 (リメン×キャズのとき、メナメーズの値は? (*)x+x+=(x*x*±)² = 2+x*x* =3-2=7 (メーエリ=(x+スーパー4 1=lg, 37-4-45 a^x^= amon '4' ゆえに よって、メート=35 2

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