How would I integrate this

  • #1
e^(i Pi)+1=0
247
1

Homework Statement



∫ex3 dx ?

The Attempt at a Solution



no idea
 

Answers and Replies

  • #2
hsetennis
117
2
have you tried integration by parts ?
 
  • #3
Villyer
294
0
I don't think you can using 'standard' functions.
 
  • #4
Marioeden
64
1
There's no "nice" function that will be a solution to this integral. You need to write it out as a series and integrate term by term. Your solution will be in series form
 
  • #5
e^(i Pi)+1=0
247
1
Hmm, then I must have done something wrong earlier. It's part of a larger integration by parts problem, and we haven't learned series yet.
 
  • #6
e^(i Pi)+1=0
247
1
∫x2ex3dx
 
  • #7
e^(i Pi)+1=0
247
1
Lol, never mind. I can solve this with U-sub.
 

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