Calculus Examples

$- \frac{8}{3} x^{3} + 19 x^{2} - 42 x + 28$

Step 1

Graph the polynomial in order to determine the intervals over which it is increasing or decreasing.

Increasing on: $(\frac{7}{4}, 3)$

Decreasing on: $(- \infty, \frac{7}{4}), (3, \infty)$

Step 2