若a,b,c为不等于1的正数,a的x次方=b的y次方=c的z次方,且1/x+1/y+1/z=0,求abc的值 March 24, 2013 http://www.baidu.com/s?ie=utf-8&wd=%E8%8B%A5a%2Cb%2Cc%E4%B8%BA%E4%B8%8D%E7%AD%89%E4%BA%8E1%E7%9A%84%E6%AD%A3%E6%95%B0%2Ca%E7%9A%84x%E6%AC%A1%E6%96%B9%3Db%E7%9A%84y%E6%AC%A1%E6%96%B9%3Dc%E7%9A%84z%E6%AC%A1%E6%96%B9%2C%E4%B8%941%2Fx%2B1%2Fy%2B1%2Fz%3D0%2C%E6%B1%82abc%E7%9A%84