计算一道:(x+1/2)(x的平方+1/4)(x-1/2)
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计算一道:(x+1/2)(x的平方+1/4)(x-1/2)计算一道:(x+1/2)(x的平方+1/4)(x-1/2)计算一道:(x+1/2)(x的平方+1/4)(x-1/2)原式=(x+1/2)(x-
计算一道:(x+1/2)(x的平方+1/4)(x-1/2)
计算一道:(x+1/2)(x的平方+1/4)(x-1/2)
计算一道:(x+1/2)(x的平方+1/4)(x-1/2)
原式=(x+1/2)(x-1/2)(x²+1/4)
=(x²-1/4)(x²+1/4)
=x^4-1/16