Pre-Algebra Examples

$- 0.4 x^{3} + 176 x^{2} - 5920 x - 192000 = 0$

Step 1

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x \approx - 20$

Step 2

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$