Question

y=e∧2x.sinx/3函数 微分

Answer 1

dy=d(e^2x)·sin(x/3)+e^2x·d[sin(x/3)]
=e^2x·d(2x)·sin(x/3)+e^2x·cos(x/3)·d(x/3)
=[2e^2x·sin(x/3)+e^2x·cos(x/3)·1/3]dx
=e^2x·[2sin(x/3)+1/3·cos(x/3)]dx