请问P%>1/(1-Q%)-1怎么化简成P%>Q%/(1-Q%)?

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/12 07:27:08
请问P%>1/(1-Q%)-1怎么化简成P%>Q%/(1-Q%)?

请问P%>1/(1-Q%)-1怎么化简成P%>Q%/(1-Q%)?
请问P%>1/(1-Q%)-1怎么化简成P%>Q%/(1-Q%)?

请问P%>1/(1-Q%)-1怎么化简成P%>Q%/(1-Q%)?
P%>1/(1--Q%)--1
因为 1/(1--Q%)--1=1/(1--Q%)--(1--Q%)/(1--Q%)
=[1--(1--Q%)]/(1--Q%)
=Q%/(1--Q%)
所以  P%>Q%/(1--Q%).

右边通分即得。

1/(1-Q%)-1
=[1-(1-Q%)]/(1-Q%)
=Q%/(1-Q%)。