问题描述: 16(x-2)*(x-2)=9(x+3)*(x+3)的方程怎么解 1个回答 分类:数学 2014-11-23 问题解答: 我来补答 16(x-2)*(x-2)=9(x+3)*(x+3) ==> 16(x-2)*(x-2) - 9(x+3)*(x+3)= 0 ==> [4(x - 2) + 3(x+ 3)] * [4(x - 2) - 3(x+ 3)] = 0 ==> [7x + 1] * [x - 17] = 0 ==> x = -1/7 ,17 展开全文阅读