MET Practice Questions - Manipal Entrance Test Exam

Solve for the sum of the series $1 \cdot 2 + 2 \cdot 3 + 3 \cdot 4 + \dots + n(n+1)$.

$$n(n+1)(n+2)/3$ $$n(n+1)(2n+1)/6$ $$n(n+1)(n+2)(n+3)/4$ $$n^2(n+1)^2/4$

$$n(n+1)(n+2)/3$

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