Question

solve as fast as you can please .provide a handwritten solution please ​

Answer 1

Answer:

abc=1

abc=1⟹c=1/ab1/(1+a+1/b)+1/(1+b+1/c)+1/(1+c+1/a)=1/(1+a+1/b)+1/(1+b+ab)+1/(1+1/ab+1/a)

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

=1

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Answer 2

Answer:

hope it helps you

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