X and y being "congruent" under modulo n is denoted by "x ≡ y mod n" and defined as "x and y having the same remainder when divided by n." Show the following congruences. Required:
Show that the smallest k for 1640 ≡ k mod 7 is k = 2.

Q-3 a technician is setting up a computer lab. computers on the same subnet need to communicate with eachother peer to peer communication,a. hardware firewallb. proxy serverc. software firewalld. gre tunneling

Write an assembly program with the following specifications.a). in the main block, you should have two registers r4 and r5. they should be checked in an infinite loop. if r4 is greater than r5, then the greater subroutine will be called. if r4 is less than r5, then the less subroutine will be called. if r4 equals r5, then no operations will be done

6. the is particularly susceptible to the effects of alcohol because it receives a large portion of total blood flow and has a high concentration of neurons. a. heart b. pancreas c. brain d. liver