Mathematics
Senior High
Resolved
因数分解をする問題ですが式の書き方がよく分かりません。
5 (1) x-2x°+1=(x)?-2x°+1°=(x°-1)
={(x-1Xx?+x+1)}?
=(x-1){x?+x++1)?
(2) 64x°-y°
=(2x)}?-(y)?%=(2x)°+y}(2x)°ージ)
=(2x+ y{(2x)?-2x.y+y°{2x-y{(2x)?+2x·y+y}
=(2x+yX2x-y(4x?-2xy+y}(4x+2xy+y})
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