说说10^-2 -10^-6.5y=【根号f(x-1)-1 】-3*f(3x 6)

问题描述:

说说10^-2 -10^-6.5y=【根号f(x-1)-1 】-3*f(3x 6)
A(5,2)和B(-3,0)x2 = (-5)2 = 25

x=1 rcosA,y=-1 rsinA,r>0,Aax*2 bx c=0中 -ac0)仿照x=1 rcosA,y=-1 rsinA,r>0,A