যদি \(1^2 +2^2 +3^2 + ...+n^2 = \dfrac{n(n+1)(2n+1)}{6},\) হয়, তবে \(5^2 +6^2 + 7^2 + ....+10^2.\) এর মান নির্ণয় করুন। 

1
330
2
345
3
355
4
360

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