Question

Find each of these values.
a) (19^2 mod 41) mod 9
b) (32^3 mod 13)^2 mod 11
c) (7^3 mod 23)^2 mod 31
d) (21^2 mod 15)^3 mod 22

Answer 1

show what have you tried and where are you stuck..

Answer 2

i dont understand it at all

Answer 3

@ganeshie8 im sorry letter d is what im really focused on right now i don't understand a single thing

Answer 4

maybe lets look at letter a first

Answer 5

19^2 mod 41

gives you the remainder when 19^2 is divided by 41

Answer 6

whats the remainder when you divide 19^2 by 41 ?

Answer 7

8.8?

Answer 8

remember we only work with integers

Answer 9

so is it 9

Answer 10

19^2 = 361

divide that by 41 :

Answer 11

how many times 41 goes in 361 ?

Answer 12

8

Answer 13

with 33 remainder

Answer 14

yes! 8*41 = 328 :