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If a , b, c are all different from zero ...

If a , b, c are all different from zero and `|(1+a,1,1),(1,1+b,1),(1,1,1+c)|=0` then the value of `1+1/a+1/b+1/c` is :

A

`1+Sigma a`

B

`1+sum (1)/(a)`

C

a b c[1+sum (1)/(a)]

D

none of these

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The correct Answer is:
C
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HIMALAYA PUBLICATION-MATRICES AND DETERMINANTS-QUESTION BANK
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