Question

Solve:

$a^{-1} + \frac{b^{-1}}{a^{-1}} + a^{-1} + \frac {b^{-1}}{a^{1}}$

Thanks!!

Answer 1

Answer in photo above

Answer 2

Hey there!

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Answer in pic!

We have used a^-1 = (1/a)^1

and 1/m ÷ 1/n = 1/m × n/1

And LCM is taken for which we have to multiply every number to get that LCM

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