Question

please give me the answer​

Answer 1

Step-by-step explanation:

Please thank me and please mark me as brainliest

Answer 2

Answer:

a^-1+b^-1/(ab) ^-1

formula x^-1=1/x

=1/a+1/b/(1/ab)

=(a+b)/(ab) /1/(ab)

=(a+b)*(ab) /(ab)

=(a+b) (ans)...