Currently Being ModeratedJan 31, 2013 4:39 AM (in response to Jess_2k8)
If you used iTunes to put those files onto your iPad you need to use iTunes to remove them.
Sync your device and uncheck that folder in iTunes. Or remove the photos from the folder you have designated to sync from.
Currently Being ModeratedJan 31, 2013 5:22 AM (in response to Jess_2k8)
The links below have instructions for deleting photos.
iOS and iPod: Syncing photos using iTunes
iPad Tip: How to Delete Photos from Your iPad in the Photos App
Another Way to Quickly Delete Photos from Your iPad (Mac Only)
How to Delete Photos from iPad
How to: Batch Delete Photos on the iPad
(With iOS 5.1, use 2 fingers)
How to Delete Photos from iCloud’s Photo Stream