1.

Abc = 1 show that1/1+a+b^-1 + 1\1+b+c^-1 + 1/1+c+a^-1​

Answer»

Answer:

1

Step-by-step EXPLANATION:

abc=1

⟹c=1/AB

1/(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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