当x=-5/3时,求(1-x)²-4(1-x²)+4(1+x)²的值
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当x=-5/3时,求(1-x)²-4(1-x²)+4(1+x)²的值
当x=-5/3时,求(1-x)²-4(1-x²)+4(1+x)²的值
当x=-5/3时,求(1-x)²-4(1-x²)+4(1+x)²的值