If you are trying to extract the game, you generally need all parts (part01, part02, etc.) in the same folder. You then right-click only the first part (part01) to begin the extraction process.
If you are looking for a specific , password , or instructional guide (often referred to as a "white paper" or "read-me") associated with this split RAR archive, please note that "part09" is just one segment of a multi-part download for the game Dragon Age: Inquisition . Dragon.Age.Inquisition.Deluxe.Edition.part09.rar
Are you encountering a specific (like a checksum error) while trying to extract this part? If you are trying to extract the game,
Did you find a physical or note referencing this file name? you generally need all parts (part01