The largest integer that is a divisor of (n + 1)(n+3) (n + 5)(n+7) (n + 9) for all positive even integers n is equal to :--
(a) 3
(b) 5
(c) 11
(d) 15
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The largest integer that is a divisor of (n + 1)(n+3) (n + 5)(n+7) (n + 9) for all positive even integers n is equal to :--
(a) 3
(b) 5
(c) 11
(d) 15
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Step-by-step explanation:
In a similar way, exactly one number among n+5,n+1,n+7,n+3,n+9 is a multiple of 5, hence 15 is the answer.