Integrate e^x cos(2x)

Expert Answers info

mathsworkmusic eNotes educator | Certified Educator

calendarEducator since 2012

write511 answers

starTop subjects are Math, Science, and Business

Use integration by parts:

`int u(dv)/(dx) dx = uv - int v (du)/(dx) dx`

Letting `u = e^x`  and `v = 1/2sin2x`

`implies`  `int e^x cos2x dx = 1/2e^xsin2x - int...

(The entire section contains 109 words.)

Unlock This Answer Now

check Approved by eNotes Editorial