Return code: 0 Output: এর মান কত ? | EduVai

এর মান কত ?

MCQ Practice Mathematics

এর মান কত ?

ক $\begin{Bmatrix} \frac{x(x+1)}{2} \end{Bmatrix}^{2}$

খ $\frac{x(x+1)(2 x+1)}{6}$

গ $\frac{x(x+1)}{2}$

ঘ

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