Trigonometry Examples

$2 r^{3} + 14 r^{2} = 60 r$

Step 1

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

$r = - 10, 0, 3$

Step 2

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