负五分之一的2007次方×(-5)的2006次方
问题描述:
负五分之一的2007次方×(-5)的2006次方
答
(-1/5)^2007 × (-5)^2006 = -1/5 × (-1/5)^2006 × (-5)^2006 = -1/5 × (1/5 × 5)^2006 = -1/5
负五分之一的2007次方×(-5)的2006次方
(-1/5)^2007 × (-5)^2006 = -1/5 × (-1/5)^2006 × (-5)^2006 = -1/5 × (1/5 × 5)^2006 = -1/5