Question

Q.8In the group (Z, *) of all integers, where a * b = a + b + 1 for a, b Z, the inverse of – 2 is

Answer 1

Answer:

0 is the inverse of - 2

Please check it

Mark it Brainlist

FOLLOW ME

THANK YOU

Step-by-step explanation:

ANSWER ::

Clearly - 1 is the identity element

Let x be the inverse of - 2

Then

-2* x = - 1

-2+x+1 = - 1

x = 0