椭圆C1：x^2/a^2+y^2/b^2=1(a>b>0)抛物线C2：x^2=2py(p>0)(1)若M(2,（2√5）/5）,求C1和C2的标准方程M（2,2/5*√5=2/√5）代入抛物线C2：x^2=2py(p>0)2^2=2p*2/√5p=√5抛物线C2在点M处的切线dy/dx=d/dx(x^2/2p)=x/p...