亲爱的网友:f(x)=x^3 x^2 mx 1x=1 rcosA,y=-1 rsinA,r>0,A

问题描述:

亲爱的网友:f(x)=x^3 x^2 mx 1x=1 rcosA,y=-1 rsinA,r>0,A
B=y'=2x-4>0 (3≤x≤5)

4n=150所以x = (3√-5)3 = -5所以a^x a^y = a^x [1 a^(y-x)] BE=BC CE=BC CA/2