Binomic Formula

作者:Max Born

Geometry was first, algebra is based on geometry. How to prove: (a+b)²=(a²+2ab+b²) (a-b)²=(a²-2ab+b²) (a+b)(a-b)=(a²-b²) It is such simple! Just move the Points B or D an try to detect the equivalence of the areas!

新资源

Slopes of Parallel Lines
Slopes of Perpendicular Lines
Square Cross Sections
Kopie von Exact values on the unit circle (degrees)
Tanzanian Ngoma - Model 3

发现资源

fourth root finder of complex numbers
Square Pyramid (Class Example)
Distance from a Point to a Line
Системы_линейных_уравнений_с_параметром

发现主题

全等
多边形
平移
矩形
数列和级数