Question

1/a/1/a+1/b+1/a/1/a+1/b

Answer 1

=1/a×a/1+1/b+1/a×a/1+1/b
=1+1/b+1+1/b
=b+1/b+b+1/b
=2b+2/b

Answer 2

Cheers. Mark brainliest.
Hope it helps you.