GRE数学考点之Coefficient
<p> 新版<span word="GRE">GRE</span>数学复习重要考点：<span word="Coefficient">Coefficient</span></p><p> <span word="A">A</span> <span word="constant">constant</span> <span word="multiplier">multiplier</span> <span word="of">of</span> <span word="a">a</span> <span word="variable">variable</span> <span word="is">is</span> <span word="known">known</span> <span word="as">as</span> <span word="coefficient">coefficient</span>. <span word="They">They</span> <span word="are">are</span> <span word="typically">typically</span> <span word="represented">represented</span> <span word="by">by</span> <span word="letters">letters</span> <span word="a">a</span>,<span word="b">b</span>,<span word="c">c</span>.</p><p> <span word="Example">Example</span>:</p><p> <span word="In">In</span> <span word="the">the</span> <span word="expression">expression</span> 3<span word="x">x</span>+5,3 <span word="is">is</span> <span word="the">the</span> <span word="coefficient">coefficient</span> <span word="of">of</span> <span word="x">x</span>.</p><p> <span word="In">In</span> <span word="the">the</span> <span word="equation">equation</span> 4<span word="x">x</span>+2<span word="y">y</span>=6,4 <span word="is">is</span> <span word="the">the</span> <span word="coefficient">coefficient</span> <span word="of">of</span> <span word="x">x</span> <span word="and">and</span> 2 <span word="is">is</span> <span word="the">the</span> <span word="coefficient">coefficient</span> <span word="of">of</span> <span word="y">y</span>.</p><p> <span word="In">In</span> <span word="the">the</span> <span word="inequality">inequality</span> 2<span word="sin">sin</span>+3<span word="z">z</span>,2 <span word="is">is</span> <span word="the">the</span> <span word="coefficient">coefficient</span> <span word="of">of</span> <span word="the">the</span> <span word="function">function</span> <span word="sin">sin</span>.</p><p> <span word="Remember">Remember</span>:</p><p> <span word="Coefficient">Coefficient</span> <span word="cannot">cannot</span> <span word="change">change</span> <span word="its">its</span> <span word="value">value</span>.</p><p> 很多新版<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><p> </p>
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