Question

5
w
6
4. Varify that (x + y) + z = x + (y + z), when
-4
-5
(i) x= у
and z=
12
-9
-18
(ii) x =
11' -5
44
-4
(iii) x =-2, y
3
and z =
and z=
9​

Answer 1

Answer:

(iii) is right answer and votes.