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- What letter replaces the letter K when the function f (p) = (7p + 3) mod 26 is used for encryption?Encrypt the message "destroy" by translating the letters into numbers, applying the given encryption function f(x) = (11x+16) mod 26, and then translating the numbers back into letters. please do not provide solution in image format thank you!Decrypt the message "PYZTP" which was coded using the key f(a) 19a +1 mod 26. Provide full details of your calculations.
- b) Suppose that the encryption function f(x) = (x-a) mod 26,0 ≤ x ≤ 25 and 0 ≤ a ≤ 25, encrypt the letter "F" by "A". Use the function f to decrypt the message "ZSVXO".Encrypt the word "WATER" by using the cipher function f(p) = (3p+7)mod 26.c) Encrypt the message "I NEED HELP" by translating the letters into numbers, applying the encryption function f(x) = (3x + 7) mod 26,0 s xS 25, and then translating the numbers back into letters.
- Encrypt the message " MATH " by translating the letters into numbers and then applying the encryption function given, and then translating the numbers II back into letters. (a) f(p) = (17p+ 3) mod 26 (b) f(p) = (5p +14) mod 26 (c) f(p) = (19p+ 4) mod 26 Use A = 0,B = 1,C = 2,D = 3,E = 4,F = 5,G = 6,H = 7,1 = 8, J = 9, K = 10,L = 11,M = 12,N = 13,0 = 14,P = 15,Q = 16,R = 17, S = 18, T = 19,U = 20,V = 21,W = 22,X = 23,Y = 24,Z = 25 %3D %3DEncrypt the message " MATH " by translating the letters into numbers and then applying the encryption function given, and then translating the numbers back into letters. (a) f(p) = (15p + 3) mod 26 (b) f(p) = (17p + 9) mod 26 (c) f(p) = (19p+ 4) mod 26 Use A = 0,B = 1,C = 2,D = 3,E = 4,F = 5,G = 6,H = 7,1 = 8, J = 9,K = 10,L = 11,M = 12, N = 13,0 = 14,P = 15,Q = 16,R = 17, S = 18,T = 19,U = 20,V = 21,W = 22,X = 23,Y = 24, Z = 25An encryption function is given as f(p) = (p + 3) mod 26 where p is the position of the input letter in English alphabets and f(p) is the position of the encrypted alphabet. Find the encrypted representation of “STOP”. A new airline company wants to operate non-stop (two-way) flights between 33 major cities. What is the total number of flights the company needs for this operation?