Aptitude Question ID : 91994

If a*b = \left ( a^{2}+b^{2}-ab \right ), Then 6*9 =
[A]66
[B]63
[C]64
[D]62

63
\because 6*9=\left ( 6^{2}+9^{2}-6\times 9 \right )
=>(36+81-54)=63
Hence option [B] is the right answer.

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