章节大纲

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    What is "precalculus"?  The course title  gives you a clue. The prefix "pre" means "before." "Calculus" is the study of how things change. This course provides the knowledge required to study the ideas of integrals and derivatives in calculus courses.
    ::“预估”是指什么?课程标题给了你一个线索。前缀“前”是指“之前”。前缀“前缀”是指“之前”。“前缀”是指对事物变化的研究。该课程提供了研究积分和微积分课程衍生物概念所需的知识。

    This prerequisite chapter for precalculus addresses key concepts from algebra. How does algebraic thinking provide the tools necessary to describe and work with higher levels of mathematics? This chapter gives you a refresher of mathematics you've already studied that is essential to success in precalculus. Some of the ideas are based on ensuring that your knowledge of the terminology is proficient so you can apply the vocabulary in context. Others relate to formulas you have seen before but will need again. There are also procedures and steps you must apply to the new material found in this precalculus text.
    ::预算前的这一必要章节涉及代数中的关键概念。 代数思维如何提供必要的工具来描述和运用更高水平的数学? 本章为您提供了您已经研究过的对于预算成功与否至关重要的数学复习器。 一些想法基于确保您对术语的知识熟练, 从而您可以将词汇应用到上下文中。 另一些则与您以前见过但需要的公式相关。 还有一些程序和步骤您必须应用到此预算文本中的新材料 。