Precalculus Examples

$f (x) = x^{3} - 7 x^{2} + 9 x - 24$

Step 1

Set $x^{3} - 7 x^{2} + 9 x - 24$ equal to $0$ .

$x^{3} - 7 x^{2} + 9 x - 24 = 0$

Step 2

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

$x \approx 6.17182337$

Step 3