令 x = z = -y,可得 f(f(0) - y) = y,即 f(x) = f(0) - x
带入原式,成立。
WENXUECITY.COM does not represent or guarantee the truthfCCPA ulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy