Contact us
Choose a category below so we can get back to you as quickly as possible.
y-2=-3(x+2)-1 y=-3x-5 (沿向量(a,b)移動,所有x變為x-a,所有y變為y-b)
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.