x1+x2=m+1>0========>m>-1x1*x2=2m-3>0=======>m>3/2△=(m+1)²-4(2m-3)=m²-6m+13=(m-3)²+4>=4>0综上所述,m的取值范围为:m>3/2
(m+1)^2-4(2m-3)>=0m+1>02m-3>0
3/2
X1+X2=m+1>0 则m>-1X1*X2=2m-3>0 则m>-3/2综上:m>-1