RE: RE: Brain Teaser :: Can You Find The Missing Number?
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RE: Brain Teaser :: Can You Find The Missing Number?

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3y

1729
(x * y) * (x + y) + (x + y)
(9 * 10) * (9 + 10) + (9 + 10)
= 90 * 19 + 19
= 1710 + 19
= 1729

@lochard: 1729 (x * y) | Ecency