Question

For x=
3/4
and y =
-9/8
insert a rational number between:
(i) (x + y)-1 and x-1 + y-1
(ii) (x - y)-1 and x-1-y-1.​

Answer 1

Answer:

1. (3/4-9/4) -1 and (3/4-1-9/8-1)

(6-9/8) -1 and (-3-16/8)

(-3/8) and (-19/8)

2. (3/4+9/8) -1 and (3/4-1+9/8-1)

(6+9/8) -1 and (15-16/8)

(15/8) and (-1/8)