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प्रश्न
Compute: `(9!)/(3! 6!)`
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उत्तर
`(9!)/(3! 6!)` = `(9 xx 8 xx 7 xx 6!)/((3xx2xx1)xx6!)`
= `(9 xx 8 xx 7)/(3 xx 2 xx 1)`
= 84
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