Question

wether the multiplicative inverse of Z exist or not ?Justify your answer​

Answer 1

$\text{ - z \: will \: be \: the \: additive \: inverse \: of \: z}$

Answer 2

Answer:

$\text{ - z \: will \: be \: the \: additive \: inverse \: of \: z} - z will be the additive inverse of z$