百度试题 结果1 题目 Determine whether each polynomial is a monomial, binomial, trinomial, or other polynomial: a 8x^2-7x-9 ⑥ -5a4 C x^4-7x^3-6x^2+5x+2 d 11-4y^3 e n 相关知识点: 试题来源: 解析 反馈 收藏