I'm pretty sure I need to complete the square...but when I start that process the problem gets really nasty.

A push por favor?

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- February 26th 2009, 09:32 PMsilencecloakMore trig substitution

I'm pretty sure I need to complete the square...but when I start that process the problem gets really nasty.

A push por favor? - February 26th 2009, 09:48 PMThePerfectHacker
- February 26th 2009, 10:03 PMsilencecloak
This problem is super confusing to me

=

Would I set

as my next step? And after that I have no clue

- February 26th 2009, 10:11 PMThePerfectHacker
- February 26th 2009, 10:16 PMSoroban
Hello, silencecloak!

This is a nasty problem . . .

Quote:

We have: .

The integral becomes: .

Let:

. . and: .

Substitute: .

. . .

. . .

. . .

Can you finish it?

- February 26th 2009, 10:24 PMsilencecloak
Well now I'm just more confused

Two different answers from completing the square

@Soroban

you lost me at

Edit: this is the first time I have done a trig sub problem like this...