---

在力法方程的系数和自由项中（ ）(单选题)
.<img alt=\"\" height=\"23\" src=\"/api/uploads/2078721/in-rich-contentcreated_at=1649150457\" width=\"20\">恒大于零.,.
<img alt=\"\" height=\"21\" src=\"/api/uploads/2078722/in-rich-contentcreated_at=1649150457\" width=\"23\">恒大于零.,.
<img alt=\"\" height=\"23\" src=\"/api/uploads/2078719/in-rich-contentcreated_at=1649150457\" width=\"17\">恒大于零.,.
<img alt=\"\" height=\"21\" src=\"/api/uploads/2078720/in-rich-contentcreated_at=1649150457\" width=\"17\">恒大于零

---

出自：2024年国家开放大学答案

显示答案