若对于分式1/(x^2+m),不论取何实数,分式1/(x^2+m)总有意义,则m的值为

若对于分式1/(x^2+m),不论取何实数,分式1/(x^2+m)总有意义,则m的值为
若对于分式1/(x^2+m),不论取何实数,分式1/(x^2+m)总有意义,则m的值为

若对于分式1/(x^2+m),不论取何实数,分式1/(x^2+m)总有意义,则m的值为
不论取何实数,分式1/(x^2+m)总有意义时,x^2＋m≠0即可,
∵x^2≥0;∴m＞0时,x^2＋m≠0恒成立!
∴m的值为m＞0

x^2+m不等于0.m不等于正负根号X