Question

Calculando a integral $<var>\int ( x^{2} + 5x + 7 ) dx </var>$ obtemos

Answer 1

$\int (x^2 + 5x + 7) \, dx = \\\\ \left [ \frac{1}{3} \times x^3 + \frac{1}{2} \times 5x^2 + \frac{1}{1} \times 7x^1 \right ] = \\\\ \boxed{\frac{x^3}{3} + \frac{5x^2}{2} + 7x + C}$