Calculus Examples

$- \frac{3}{4} x^{4} - 16 x^{3} - 90 x^{2} + 25$

Step 1

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

Increasing on: $(- \infty, - 10), (- 6, 0)$

Decreasing on: $(- 10, - 6), (0, \infty)$

Step 2