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Adding vertically, ..
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Subtracting (ii) from (i), we get ..
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Question: Answer: ..
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Question: Answer: i. The value of C(n, 25) = C(25, 25) = 1 ii..
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Question: vi) (n! + 1) is not divisible by any natural number between 2 and n. vii) Simplify Answer: ..
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Question: Find n, if P(n-1,3): P(n+1,3):: 5 : 12. Answer: n = 8 (as n cannot be a fraction..
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From (1) and (2) (A + B) + C = A + (B + C) verify the associative la..
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