A、u(x)f(x)v(x)g(x)=d(x)
B、u(x)f(x)+v(x)g(x)=d(x)|
C、u(x)f(x)/v(x)g(x)=d(x)|
D、u(x)/f(x)+v(x)/g(x)=d(x)|正确答案:B
发布时间:2025-08-03 13:57:29
B、u(x)f(x)+v(x)g(x)=d(x)|
C、u(x)f(x)/v(x)g(x)=d(x)|
D、u(x)/f(x)+v(x)/g(x)=d(x)|正确答案:B