meili 发表于 2022-10-18 19:24:29

GMAT数学辅导系列:QYQ套题知识点总结

<p>  为了方便广大考生更好的复习,综合整理了<span word="GMAT">GMAT</span>数学辅导系列文章,愿大家都能取得好成绩。</p><p>  1、代入法在一般情况下是最有效的,最迅速的方法,要先尝试,但是也要谨慎,代入的条件要严格符合条件的要求,谨防值域的扩大。</p><p>  2、集合的定义是无重复元素的序列。</p><p>  3、在考察利息问题的时候,对于我们只需要关注两个问题,一个是单复利的区分,另外一个是<span word="ETS">ETS</span>经常会问<span word="an">an</span> <span word="annual">annual</span> <span word="rate">rate</span> <span word="of">of</span> 6% <span word="percent">percent</span> <span word="compounded">compounded</span> <span word="quarterly">quarterly</span>的问题,只要小心<span word="quarter">quarter</span> <span word="rate">rate</span>=1/4 <span word="annual">annual</span> <span word="rate">rate</span>, <span word="month">month</span> <span word="rate">rate</span>=1/12 <span word="annual">annual</span> <span word="rate">rate</span>即可,或者反过来。</p><p>  4、注意虚拟语气的数学表达式,<span word="if">if</span> <span word="A">A</span> <span word="had">had</span> 1 <span word="more">more</span> , <span word="A">A</span> <span word="would">would</span> <span word="have">have</span> <span word="twice">twice</span> <span word="as">as</span> <span word="many">many</span> <span word="as">as</span> <span word="B">B</span>,数学表达式是<span word="A">A</span>+1=2<span word="B">B</span>。</p><p>  5、关于词汇,还是应该背一下,否则突然出一个<span word="reciprocal">reciprocal</span>,你要不知道,就别做了,多亏呀。<span word="Digit">Digit</span>,是指一个一位数字,两位数用<span word="digits">digits</span>。注意<span word="inclusive">inclusive</span>和<span word="exclusive">exclusive</span>, 概率取球问题中的<span word="replacement">replacement</span>。</p><p>  6、在计算应用题的时候要注意最后问题的单位,<span word="ETS">ETS</span>经常会在问题和条件中使用不同的单位,例如条件中是小时,问题中是分钟;条件中是<span word="CENTS">CENTS</span>,问题中是<span word="BY">BY</span> <span word="DOLLAR">DOLLAR</span>。好在一般情况下,如果把单位搞错了,答案里就没有,那不是也郁闷吗?</p><p>  7、要注意有时候问题问的是增加量或减少量<span word="more">more</span> <span word="than">than</span> <span word="or">or</span> <span word="less">less</span> <span word="than">than</span>,而不是绝对量,如果答案中也有绝对量的答案的话,就..</p>
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