f(x)=(x方 ax-2)/(x方-x 1)CF=CA AF=CA AB/2

问题描述:

f(x)=(x方 ax-2)/(x方-x 1)CF=CA AF=CA AB/2
|ax b|0)(x^2)^2 2*5*x^2 5^2-[(5x)^2-2*1*5x 1^2]=0

∠DAB=60°,AD=AA1f (x +1)-f(x )=2x且f(0)=1、则f(x )仿照x(x-4)(x