A) 6!
B) 5!
C) 7!
D) 9!
Correct Answer: B
Solution :
[b] Given expression = \[({{49}^{2}}-{{2}^{2}})\times 49({{49}^{2}}-1)\]\[=51\times 47\times 49\times 50\times 48\]\[=51\times 50\times 49\times 48\times 47\] Is the product of five consecutive integers. Hence it is divisible by 5!
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