Precalculus Examples

$f (x) = 4 x^{3} - 11 x^{2} + 12 x - 6$

Step 1

Set $4 x^{3} - 11 x^{2} + 12 x - 6$ equal to $0$ .

$4 x^{3} - 11 x^{2} + 12 x - 6 = 0$

Step 2

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

$x \approx 1.35143627$

Step 3