Contact us
Choose a category below so we can get back to you as quickly as possible.
設該正比例函數為y=kx,由因變數y新增3時,引數x新增9可得y+3=k(x+9) 聯立兩式解得k=1/3,即該正比例函數關係式為y=1/3x
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.