B.y(k) y(k-1)y(k-2)-2f(kC.y() ky(k-2)=f(1-k) 2f(k-1D.y(k) 2y(k-1)=2|f(k)
B、y(k) y(k-1)y(k-2)-2f(k
C、y() ky(k-2)=f(1-k) 2f(k-1
D、y(k) 2y(k-1)=2|f(k)
发布时间:2025-08-18 23:18:11
B、y(k) y(k-1)y(k-2)-2f(k
C、y() ky(k-2)=f(1-k) 2f(k-1
D、y(k) 2y(k-1)=2|f(k)