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GRE数学考点之Coefficient

　　新版GRE数学复习重要考点：Coefficient

　　A constant multiplier of a variable is known as coefficient. They are typically represented by letters a,b,c.

　　Example:

　　In the expression 3x+5,3 is the coefficient of x.

　　In the equation 4x+2y=6,4 is the coefficient of x and 2 is the coefficient of y.

　　In the inequality 2sin+3z,2 is the coefficient of the function sin.

　　Remember:

　　Coefficient cannot change its value.

　　很多新版GRE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GRE数学必备的词汇，那么相信新版gre数学应该没有问题。

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