(x-二分之一)(x 的平方+二分之一x+四分之一)(x的立方+八分之一)
=(x-1/2)(x²+x/2+1/4)(x³+1/8)
=(x-1/2)(x²+x/2+1/2²)(x³+1/8)
=(x³-1/2³)(x³+1/2³)
=x^6-1/2^6
=x^6-1/64
(x-二分之一)(x 的平方+二分之一x+四分之一)(x的立方+八分之一)
=(x-1/2)(x²+x/2+1/4)(x³+1/8)
=(x-1/2)(x²+x/2+1/2²)(x³+1/8)
=(x³-1/2³)(x³+1/2³)
=x^6-1/2^6
=x^6-1/64