यदि x+(1)/(x)=a है, तो x^(3) +x^(2) +(1)...

यदि `x+(1)/(x)=a` है, तो `x^(3) +x^(2) +(1)/(x^(3)) +(1)/(x^(2))` का मान होगा:

A

`a^(3)+a^(2)`

B

`a^(3)+a^(2)-5a`

C

`a^(3)+a^(2)-3a-2`

D

`a^(3)+a^(2)-4a-2`

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