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Find ‘n’ if nC7 = nC6
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Mar 22, 2019
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Mathematics
by
kratos
Find ‘n’ if nC7 = nC6
combinatorics
class-11
jee
permutations and combinations
jee mains
mathematical induction
class-12
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Oct 31, 2020
by
kratos
Best answer
nCn-7 = nC6 ⇒ n – 7 = 6 ⇒ n = 13
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