(1/2)帮我解这道题.已知命题p:不等式,绝对值x+绝对值x-1>m的解集为R,命题q:f(x)等于-(5-2m)的x...

(1/2)帮我解这道题.已知命题p:不等式,绝对值x+绝对值x-1>m的解集为R,命题q:f(x)等于-(5-2m)的x...
(1/2)帮我解这道题.已知命题p:不等式,绝对值x+绝对值x-1>m的解集为R,命题q:f(x)等于-(5-2m)的x次方.是减函数