解析几何的推算对策

The Calculating Tactics of Analitical Geometry

解答解析几何问题,要用较简的方法解题,在运算过程须采取"避免、选择、结合、利用"的对策。

When working out the Analitical Geomety problems,students should adopt easier ways.In the course of perform operation,youd better use the method of 'avoiding,choosing,combining and using'.