那对于想要拿GRE数学高分的同学,数学公式是解题的基础。下面是在线为广大考生整理的GRE数学常用公式介绍,希望帮助大家解决GRE考试难题,取得好的成绩。
=a2-b2 2=a2+2ab+b2 2=a2-2ab+b2
3=a3+3a2b+3ab2+b3 3=a3-3a2b+3ab2-b3
一元二次方程ax2+bx+c=0的解x?,?=/2a
Simple Interest:利息Interest=本金Principal?时间Time?利率Rate。
Compound Interest:A=n;A为本利和,P为本金,R为利率,n为期数。
Discount=Cost?Rate of Discount Distance=Speed?Time
Pythagorean Theorem:直角三角形两直角边的平方和等于斜边 的平方。
多变形的内角和:180,总对角线数为n/2条,从每一个顶点引出的对角线数为条;式中:n为多边形的边数
平面直角坐标系中,A和B是任意两点,C是线段AB的中点,则x=/2,,y=/2
Not a Good Principal
Bad Weed, Bad Call
Man Flies 200 Miles(1)
A Trip to Egypt
The Hospital Orderly (2)
Interstate Bridge
E. Coli Is Everywhere
A Dream from Beyond (2)
Tagger Shoots Woman
“We Could Have All Died!”
A Dream from Beyond (1)
The US Senator
The Way to a Man’s Heart…
Love in the hospital
Shark Attack
Man Flies 200 Miles(2)
The Handyman Comes
Selling Those Bunnies
Hurricane Dean
“Semper Buy”
Man Holds Staff Hostage
Let’s Buy Some Paint
.Why the Sky Is Brown
Pluto Chases Kid
The Wedding (1)
No Doughnuts for Old Folks
Suspicious Shoppers
The Waiter
Dog Inherits Millions
It’s a Small World
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