Contact us
Choose a category below so we can get back to you as quickly as possible.
x=-2時取到最小值 為 2 一般來說f(x)=|x-a1|+|x-a2|+…+|x-an| a1
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.