Subtracting Polynomials To subtract polynomial from another, subtract the like terms. Like terms are those with the same variable and identical power./ O$ a% S% J9 P, c, W) ?6 t, G4 c1 u
Example: 5 V1 w) l% ~ T7 | By subtracting (3x+2) from (4x2-x+2),we get 4x2+(-1-3)x+(2-2)=4x2-4x.) [; E& ^- |- a" K. A& U6 [1 [0 X
Remember: 1 m, s, |1 N6 o0 v2 d) M1 i Only subtract the like terms.# f* g6 ]& c8 R% n' ]
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。
发表于 2012-8-15 12:55:17
