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Calculus problems with step-by-step solutions
$$\sum_{i=0}^n i^2 = \frac{(n^2+n)(2n+1)}{6}$$
$$\Biggl(\biggl(\Bigl(\bigl((x)\bigr)\Bigr)\biggr)\Biggr)$$
Results of the National High School Student Calculus Competitions` can be found at: Calculus Competition Awards. There are currently no plans for future competitions.