Show an example that proves your classmate wrong. Many answers. Ex: f = 2 x, g = 4, 8 ≠ 0 -2- Create your own worksheets like this one with Infinite Calculus. Free trial available at KutaSoftware 君,已阅读到文档的结尾了呢~~ 立即下载 相似精选,再来一篇 ...