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#12981 Bangla Language & Literature General Level 0

1<sup>2 </sup>+ 2<sup>2 </sup>+ 3<sup>2 </sup>+ -------+ x<sup>2 </sup>এর মান কত?

  1. A $\frac{x(x+1)}{2}$
  2. B $\left\{\begin{matrix} \frac{x(x+1)}{2} \end{matrix}\right\}^{2}$
  3. C X
  4. D $\frac{x(x+1)(2x+1){6}$
Answer: D - $\frac{x(x+1)(2x+1){6}$

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