# Below the matrix of binary operation on a finite set:

a = {1,2,3,4}

1. what is 1*2?

2. what is 2*3?

3. what is 4*4?

4. what is the identity element for the operation? prove your answer.

Answers: 2

## Answers

Below the matrix of binary operation on a finite set: a = {1,2,3,4} 1. what is 1*2? 2. what is 2*3...

ba=yx

bc=yz

cb=zy

ca=zx

ac=xz

answer:

⅞

step-by-step explanation:

(h,h,h) (h,t,t) (t,t,t)

(h,h,t) (t,h,t)

(h,t,h) (t,t,h)

(t,h,h)

total number of tails occured: 7

total cases: 8