Найдите производную функции
\[y(x)=x^3sin2x\]
\[y\,'(x)=3x^2sin2x+2x^3cos2x\]
\[y\,'(x)=3x^2sin2x+x^3cos2x\]
\[y\,'(x)=6x^2cos2x\]
\[y\,'(x)=3x^2sin2x-2x^3cos2x\]