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If a,b,c are non-zero real numbers, then...

If a,b,c are non-zero real numbers, then `|(1,ab,(1)/(a)+(1)/(b)),(1,bc,(1)/(b)+(1)/(c)),(1,ca,(1)/(c)+(1)/(a))|` is a)0 b)bc+ca+ab c)`a^(-1)+b^(-1)+c^(-1)` d)None of these

A

0

B

bc+ca+ab

C

`a^(-1)+a^(-1)+c^(-1)`

D

None of these

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The correct Answer is:
A
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