Question

Verify that -(-a)=a is true for a =
-21/-19
with the steps

Answer 1

Answer:

a =-19/21

a/q

-(-a) = a

-(-19/21) = -19/21

19/21 = -19/21

LHS is not equal to RHS....

Hence,-(-a)=a is not true for a = -19/21

hope it helps you