- #1

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I used chain rule and used x = u^2 is that true?

Thanx for any replies

- Thread starter Charas
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- #1

- 1

- 0

I used chain rule and used x = u^2 is that true?

Thanx for any replies

- #2

- 1,306

- 19

Do the substitutions that neutrino and morphism suggested.

- #3

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Can't you use integration by parts?

- #4

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I'm doing this in my head and not fully awake, so I could be wrong.

we have 1/(1+sqrt(x)) You can use the substitution that you've shown.

u^2=x

2udu=dx

So we end up with 2u/1+u

remember you can substitute more than once....

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