8的2003次方×0.125的2002次方×(-1)的2009次方-(1/2-1/3-3/4)÷1/12等于多少(要过程)
问题描述:
8的2003次方×0.125的2002次方×(-1)的2009次方-(1/2-1/3-3/4)÷1/12等于多少(要过程)
答
8的2003次方×0.125的2002次方×(-1)的2009次方-(1/2-1/3-3/4)÷1/12
= (8 × 0.125)^2002 × 8 ×(-1)- (6 - 4 - 9)
= -8 + 7
= -1