a+ax+(a+ax)x= a-ax-(a-ax)x = 因式分解
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![a+ax+(a+ax)x= a-ax-(a-ax)x = 因式分解](/uploads/image/z/5428056-48-6.jpg?t=a%2Bax%2B%28a%2Bax%29x%3D+a-ax-%EF%BC%88a-ax%29x+%3D+%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3)
a+ax+(a+ax)x= a-ax-(a-ax)x = 因式分解
a+ax+(a+ax)x= a-ax-(a-ax)x = 因式分解
a+ax+(a+ax)x= a-ax-(a-ax)x = 因式分解
a+ax+(a+ax)x
=(a+ax)(x+1)
=a(x+1)²
a-ax-(a-ax)x
=(a-ax)(1-x)
=a(1-x)²
=a(x-1)²