作业帮求解lg(300/7)+lg(700/3)+lg100(3y/x)^（1/3）*[(3x^2)/y]^(1/2) x>0lg(300/7)+lg(700/3)+lg100
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/15 11:13:40
![求解lg(300/7)+lg(700/3)+lg100(3y/x)^（1/3）*[(3x^2)/y]^(1/2) x>0lg(300/7)+lg(700/3)+lg100](/uploads/image/z/14309262-54-2.jpg?t=%E6%B1%82%E8%A7%A3lg%28300%2F7%29%2Blg%28700%2F3%29%2Blg100%283y%2Fx%29%5E%EF%BC%881%2F3%EF%BC%89%2A%5B%283x%5E2%29%2Fy%5D%5E%281%2F2%29+++x%3E0lg%28300%2F7%29%2Blg%28700%2F3%29%2Blg100)
求解lg(300/7)+lg(700/3)+lg100(3y/x)^（1/3）*[(3x^2)/y]^(1/2) x>0lg(300/7)+lg(700/3)+lg100
求解lg(300/7)+lg(700/3)+lg100
(3y/x)^（1/3）*[(3x^2)/y]^(1/2) x>0
lg(300/7)+lg(700/3)+lg100
求解lg(300/7)+lg(700/3)+lg100(3y/x)^（1/3）*[(3x^2)/y]^(1/2) x>0lg(300/7)+lg(700/3)+lg100
原式=3^(5/6)x^(2/3)y^(-1/6)
原式=lg(300/7×700/3)+2
=lg(10^4)+2
=4+2
=6