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经过今天的课程，我们收获了什么？[br]请在下方输入你们小组的收获
请点击链接地址，完成调查问卷[br]【腾讯文档】数学实验|第七次课评价表[br][url=https://docs.qq.com/form/page/DSmtsRHd5aktvcm9F]https://docs.qq.com/form/page/DSmtsRHd5aktvcm9F[/url]
[img]data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAABQwAAAAJCAYAAAB372EWAAAAt0lEQVR4nO3dsW0CQRAF0I91PVAFVRA7dy/E1OKcGFdBFW5hfbfn4BAcNDBIvJfsTvbjr5Fms//8ms+n7wAAAAAA76X3/jC31vJRlAUAAAAAeEEKQwAAAAAgrbUkyZAkP4fSLAAAAABAgXm+//+m5R2S5PdSEQcAAAAAqLQuDMc5mfq4FIbbXVUkAAAAAKDK84bh1K8bhvtjVSQAAAAAoMr6SHJryTg6egIAAAAArCgMAQAAAICbfxryJ6t3/GTUAAAAAElFTkSuQmCC[/img]