For the product $n(n + 1)(2n + 1)$, $n \hat{I} N$, which one of the following is necessarily false?It is always evenDivisible by $3$.Always divisible by the sum of the sq...

A number when divided by a divisor leaves 22 as the remainder. Twice the number when divided by same divisor leaves 7 as the remainder. Find the divisor? (a) 23 (b)...

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https://gateoverflow.in/118407/gate2017-1-ga-4