Knockout NEET May 2021 (One Month)
An exhaustive E-learning program for the complete preparation of NEET..
₹ 14000/-
₹ 6999/-
Buy Now
(i) We have x =
The additive inverse of x =
is -x = 
The same equality
which implies
shows that -(-x) = x
(ii) Additive inverse of x =
is -x =
(since
)
The same quality shows that the additive inverse of
is 
i.e., -(-x) = x