as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor
so 7! /(3! ) = 7× 6× 5× 4
= 42 × 20
= 840
its b) 840✌✌✌
dhruv⭐
Another question on Mathematics
Mathematics, 21.06.2019 14:30
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