∣∣"id":336568362534∣∣f(x)=3x2∗sin(x)f′(x)=6x∗sin(x)+3x2+cos(x)g(x)=e2x−xg′(x)=2∗e2x−2∗x1h(x)=x2ln(3x6) h′(x)=x18x5×3x61×x−2x1×ln(3x6)=xx6x−2xln(3x6=x2x12−ln(3x6)=2×x×x12−ln(3x6)=2×x312−ln(3x6)