Question

Simplify the following please or I'll fail!! ​

Answer 1

Answer:

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Step-by-step explanation:

Brainly.in

What is your question?

To prove:a+b+c/(a^-1b^-1+b^-1c^-1+c^-1a^-1)=abc

Proof

LHS

a+b+c/(1/ab+1/bc+1/ca)

a+b+c/(c+a+b)/abc

On taking reciprocal

a+b+c*abc/c+a+b

abc=RHS

Hence proved