Contact us
Choose a category below so we can get back to you as quickly as possible.
相當於將坐標軸順時針旋轉45° 旋轉後交點為(1,0)(-1,0)a=1 漸近線45°b=a=1 c=根號2 公式x^2-y^2=1
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.