Contact us
Choose a category below so we can get back to you as quickly as possible.
f(x)是R上的奇函數 x大於等於0時,f(x)=2 因為,x0 所以,f(-x)=2的-x次方-2x+b 因為f(x)是R上的奇函數,f(-x)=-f(x) 所以,x
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.