新gre数学考点介绍：Evaluating Expressions
<p> 新<span word="gre">gre</span>考试实施以来，不仅对写作部分茫然不知所措，就连我们所擅长的数学也甚是担忧，相信这其中的原因还是由于考生在新<span word="gre">gre</span>数学复习时没有把基础打牢。如果新版<span word="gre">gre</span>数学基本考点都没有复习到，如何能拿到分数呢?所以说，想要新版<span word="gre">gre</span>数学考好，复习的时候一定要把基本概念和重要考点都弄扎实。</p><p> 今天针对新版<span word="gre">gre</span>数学复习，小编给大家整理的是关于<span word="Evaluating">Evaluating</span> <span word="Expressions">Expressions</span>的相关内容，这些概念在考试中一定会考到的。希望考生能再接再厉，取得一个好成绩，突破新版<span word="gre">gre</span>数学难的困境。</p><p> <span word="Evaluating">Evaluating</span> <span word="Expressions">Expressions</span></p><p> <span word="To">To</span> <span word="evaluate">evaluate</span> <span word="an">an</span> <span word="expression">expression</span>, <span word="plug">plug</span> <span word="in">in</span> <span word="the">the</span> <span word="specific">specific</span> <span word="values">values</span> <span word="for">for</span> <span word="the">the</span> <span word="variables">variables</span> <span word="and">and</span> <span word="simplify">simplify</span>.</p><p> <span word="Example">Example</span></p><p> <span word="For">For</span> <span word="x">x</span>=2, <span word="the">the</span> <span word="expression">expression</span> 3<span word="x">x</span>+5 <span word="evaluates">evaluates</span> <span word="to">to</span> 32+5=11.</p><p> <span word="For">For</span> <span word="x">x</span>=2 <span word="and">and</span> <span word="y">y</span>=1, <span word="the">the</span> <span word="expression">expression</span> <span word="xy">xy</span>/ <span word="evaluates">evaluates</span> <span word="to">to</span> 21/=2/3.</p><p> <span word="For">For</span> <span word="x">x</span>=2, <span word="the">the</span> <span word="expression">expression</span> 4<span word="yx">yx</span>/ <span word="evaluates">evaluates</span> <span word="to">to</span> 8<span word="y">y</span>/.</p><p> <span word="Remember">Remember</span></p><p> <span word="After">After</span> <span word="evaluation">evaluation</span> <span word="the">the</span> <span word="expression">expression</span> <span word="does">does</span> <span word="not">not</span> <span word="contain">contain</span> <span word="the">the</span> <span word="variable">variable</span> <span word="in">in</span> <span word="any">any</span> <span word="form">form</span>.</p><p> 由于美国数学基础教育的难度增加导致数学考试越来越难，但新<span word="gre">gre</span>数学复习考点都是高中时候学到的知识点，考生不要过于紧张，把基本概念弄明白，再记住一些新版<span word="gre">gre</span>数学必备的词汇，那么相信新版<span word="gre">gre</span>数学应该没有问题。</p>
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