# Basic Integration

• Feb 1st 2009, 11:12 AM
db5vry
Basic Integration
There are nine questions here can someone please check if they are correct?

http://i624.photobucket.com/albums/t...ntegration.jpg
• Feb 1st 2009, 11:30 AM
Jester
Quote:

Originally Posted by db5vry
There are nine questions here can someone please check if they are correct?

http://i624.photobucket.com/albums/t...ntegration.jpg

1) cancel a 3
2) yes
3) there's a mistake from step two to three
4) same mistake
5) yes
6) same mistake
7) yes
8) yes
9) yes
• Feb 1st 2009, 11:43 AM
db5vry
Quote:

Originally Posted by danny arrigo
1) cancel a 3
2) yes
3) there's a mistake from step two to three
4) same mistake
5) yes
6) same mistake
7) yes
8) yes
9) yes

Is it done like this instead?

3/4] $\frac{3x^{-2}}{-2}$ goes to $-1.5x^{-2}$

6] $\frac{9x^{-3}}{-3}$ goes to $-3x^{-3}$
• Feb 1st 2009, 12:58 PM
Jester
Quote:

Originally Posted by db5vry
Is it done like this instead?

3/4] $\frac{3x^{-2}}{-2}$ goes to $-1.5x^{-2}$

6] $\frac{9x^{-3}}{-3}$ goes to $-3x^{-3}$

Yes on both counts. :)