Ǒ(yng)ҪMıMW(xu)㱿
УJ(rn) (tng)vm(dng)Pӛ(zhng)ȡУɴI(y)
ؼңI(y)һ(hu)
1)(f)(x)(dng)칦nҪc(din)Y(ji)һ(g)Ժ(f)(x)
2)me(cu)(dng)e(cu)`ڼme(cu)
3)A(y)(x)(W(xu)һҪڌW(xu)֮ǰһ(sh))
ҪЕr(sh)gԒ
4)(sh)W(xu)}Ŀ(Ҕ(sh)W(xu)˶ȥ@һ)
5)ӢZ(y)xһƪ(ͬ˶)
6)ǰԓ'nġ
ǰҪԼL(zhng)Ŀơ
Vh(yun)ҪԹI(y)I(y)Ǐ(f)(x)