问题描述： x的平方减x减16分之5=0用配方法解!谢谢了 1个回答 分类：数学 2014-12-05 问题解答： 我来补答 x²-x-5/16=0(x-1/2)²-1/16=0x-1/2=1/4x=3/4````````````````````````````````````````答案有帮助还望及时采纳、谢谢、祝学习进步、 展开全文阅读
