We've just discussed u-substitution in our class, and I was able to solve with , hence
(I know I could/should use instead):
Though this gives me the right answer, on the second step: .
But at the end, when I substitute back , the inconsistency sort of cancels out: .
Would you say my steps work? Halfway through the problem the equality does not hold up. Like I said, would have been the better choice for substitution.
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Integration by substitution manipulation error? watch
- Thread Starter
- 10-02-2017 02:58
- 10-02-2017 03:41
- 10-02-2017 09:33