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निम्नलिखित का मान ज्ञात कीजिए - (i) `(30!)/(28!)`, (ii) `(11! - 10!)/(9!)`, (iii) L.C.M. `(6!,7!,8!)` |
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Answer» Correct Answer - (i) `870` , (ii) `100`, (iii) `8!` (i) `(11 - 10!)/(9!)= (11 xx10! - 10!)/(9!) = (10!(11 - 1))/(9!)` `= (10 xx 10!)/(9!) = (10 xx 10 xx 9!)/(9!) = 100` |
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