✨ Best Answer ✨
1-aは1-a=-a+1=-(a-1)なので、a-1でくくると
(a-1)x² -4(a-1)x+4(a-1)
=(a-1)(x²-4x+4)
=(a-1)(x-2)²
です。
Mathematics
Junior High
Solved
わかりません！教えてください！！なるべく早くお願いします🙏
(-9)-20
X)-8
口(5)(a-1)+4(1-a)x+4a-4!
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