Question

For x = 3/4 and y = - 9/8 , insert a rational number between:
1](x – y)–1 and x–1 – y–1..
(note:that -1 is a power of the number...)

pls ans me fast its very very urgent...hope you understand....thanks..

Answer 1

1.(x-y)-1

• 3/4-(-9/8)-1
• (3/4+9/8)-1
• -3/4-9/8

LCM=32

-3/4×32-9/8×32

-24-36/32

=15/8

2.x-1-y-1

• 3/4 -1 -(-9/8) -1
• 3/4+9/8 -2

LCM=32

• 3/4×32+9/8×32-2×32
• 24+36-64/32
• 60-64/32
• -4/32
• -1/8