(0.75*42.7-0.573*25+57.3)/3*8016简便运算递等式详细过程
问题描述:
(0.75*42.7-0.573*25+57.3)/3*8016简便运算递等式详细过程
答
(0.75*42.7-0.573*25+57.3)/3*8016=(0.75*42.7-57.3*0.25+57.3)/3*8016=(0.75*42.7+57.3*(1-0.25))/3*8016=(0.75*42.7+57.3*0.75)/3*8016=0.75*(42.7+57.3)/3*8016=75/3*8016=25*8016=25*4*2004=200400...