Precalculus Examples

$x^{3} + 4 x^{2} + 3 x - 1$

Step 1

Set $x^{3} + 4 x^{2} + 3 x - 1$ equal to $0$ .

$x^{3} + 4 x^{2} + 3 x - 1 = 0$

Step 2

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

$x \approx - 2.80193773, - 1.44504186, 0.2469796$

Step 3