[2a/(a-b)-1]^2*[2b/(a+b)-1]^2计算
问题描述:
[2a/(a-b)-1]^2*[2b/(a+b)-1]^2计算
计算是要有过程滴~~~~~~~~~~~~~
答
分别通分,然后约去,答案是1
[2a/(a-b)-1]^2*[2b/(a+b)-1]^2计算
计算是要有过程滴~~~~~~~~~~~~~
分别通分,然后约去,答案是1