Find the Roots (Zeros) x^3+5x^2-2x-15=0

$x^{3} + 5 x^{2} - 2 x - 15 = 0$

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

$x \approx - 4.75770176, - 1.900885, 1.65858677$