十个新GRE数学易错题解析
<p> 下面是小编为大家搜索整理的有关备考新<span word="gre">gre</span>数学易错题型解析，大家在备考新<span word="gre">gre</span>数学考试时可以根据以下所提到的易错题型为自己查漏补缺，从而全面掌握新<span word="GRE">GRE</span>数学考试。</p><p> 1 <span word="the">the</span> <span word="sum">sum</span> <span word="of">of</span> <span word="two">two</span> <span word="numbers">numbers</span>, <span word="x">x</span> <span word="and">and</span> <span word="y">y</span>, <span word="equals">equals</span> <span word="twice">twice</span> <span word="their">their</span> <span word="products">products</span>. <span word="if">if</span> <span word="x">x</span>=3, <span word="what">what</span> <span word="is">is</span> <span word="the">the</span> <span word="value">value</span> <span word="of">of</span> <span word="y">y</span>?</p><p> 这道题没大看懂?请问大家是这样么?<span word="x">x</span>+<span word="y">y</span>=2</p><p> <span word="x">x</span>+<span word="y">y</span>=2<span word="xy">xy</span>,求<span word="y">y</span>.</p><p> 2 <span word="if">if</span> <span word="x">x</span> <span word="is">is</span> <span word="an">an</span> <span word="integer">integer</span> <span word="and">and</span> <span word="x">x</span>237,<span word="what">what</span> <span word="is">is</span> <span word="the">the</span> <span word="greatest">greatest</span> <span word="possible">possible</span> <span word="value">value</span> <span word="of">of</span> <span word="x">x</span> <span word="minus">minus</span> <span word="the">the</span> <span word="least">least</span> <span word="possible">possible</span> <span word="value">value</span> <span word="of">of</span> <span word="x">x</span>?</p><p> 我觉得这道题<span word="x">x</span>的最大值为6,最小值为0,所以选6.</p><p> <span word="a">a</span>.5 <span word="b">b</span>.6 <span word="c">c</span>.10 <span word="d">d</span>.12 <span word="e">e</span>.36</p><p> 选<span word="D">D</span>，最大为6，最小为-6.</p><p> 3 三角形<span word="ABC">ABC</span>，角<span word="B">B</span>=<span word="X">X</span>度，<span word="X">X</span>90 度，比较三角形的周长与3倍<span word="AC">AC</span>的长度的大小，答案是<span word="B">B</span></p><p> <span word="AC">AC</span>是最大边,所以<span word="AB">AB</span>+<span word="BC">BC</span>+<span word="AC">AC</span></p><p> 2.0</p><p> 比较<span word="the">the</span> <span word="greatest">greatest</span> <span word="value">value</span> <span word="of">of</span> <span word="p">p</span>与1/2的大小，答案是<span word="C">C</span></p><p> 答案错了,选<span word="B">B</span> <span word="p">p</span>+=2<span word="p">p</span>^1/2 ==1/4 1/2</p><p> 4 <span word="for">for</span> <span word="the">the</span> <span word="line">line</span> <span word="with">with</span> <span word="equation">equation</span> <span word="y">y</span>=<span word="ax">ax</span>+<span word="b">b</span>,<span word="the">the</span> <span word="x">x</span>-<span word="intercept">intercept</span> <span word="os">os</span> <span word="twice">twice</span> <span word="the">the</span> <span word="y">y</span>-<span word="intercept">intercept</span></p><p> 比较<span word="the">the</span> <span word="slope">slope</span> <span word="of">of</span> <span word="the">the</span> <span word="line">line</span> 与1/2的大小，答案是<span word="D">D</span>，但算出来是-1/2呀</p><p> 还有截距为零的情况,所以<span word="D">D</span>.</p><p> 5 <span word="a">a</span> <span word="certain">certain</span> <span word="moneymarket">moneymarket</span> <span word="account">account</span> <span word="that">that</span> <span word="had">had</span> <span word="a">a</span> <span word="balance">balance</span> <span word="of">of</span> $48000 <span word="during">during</span> <span word="all">all</span> <span word="of">of</span> <span word="last">last</span> <span word="monthearned">monthearned</span> $360 <span word="in">in</span> <span word="interest">interest</span> <span word="for">for</span> <span word="the">the</span> <span word="month">month</span>. <span word="at">at</span> <span word="what">what</span> <span word="simple">simple</span> <span word="annual">annual</span> <span word="interestrate">interestrate</span> <span word="did">did</span> <span word="the">the</span> <span word="account">account</span> <span word="earn">earn</span> <span word="interest">interest</span> <span word="last">last</span> <span word="month">month</span>?</p>
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