How to wipe the cache partition of a Samsung Tablet?
I have deleted this answer as i am not sure this Texas Instruments (TI) OMAP 4430 SoC is shipped with fastboot mode at all. Ususally Samsung devices have Odin Download mode, please follow this instructions instead
https://twrp.me/samsung/samsunggalaxytab2gmsunified.html

(old answer still can be viewed here)