Question Number 153110 by peter frank last updated on 04/Sep/21 | ||
$$\int_{\mathrm{0}} ^{\mathrm{1}} \left(\mathrm{3x}^{\mathrm{2}} +\mathrm{2x}+\mathrm{1}\right)\mathrm{dx}\: \\ $$$$\mathrm{as}\:\mathrm{the}\:\mathrm{limit}\:\:\mathrm{of}\:\mathrm{sum} \\ $$ | ||