ok then solve 7 and 8

7) Describe the difference between statistical randomness and unpredictability. 8) Let n be an integer and p be a prime number. Explain why for all such n and p. godin, n+p) = 1 or p. 9) In AES MixColumn operation, the following constant C will be used: CO2 03 01 01 01 02 03 01 01 03 01 01 02 01 02 03 If the current state is: dsc0b8le bf 14 41 27 Se 52 11 98 40 | ae fle5 Calculate the second column of the result state. Show your steps