Precalculus Examples

$f (x) = 3 x^{5} + 6 x^{4} - x - 3$

Step 1

Set $3 x^{5} + 6 x^{4} - x - 3$ equal to $0$ .

$3 x^{5} + 6 x^{4} - x - 3 = 0$

Step 2

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

$x \approx - 1.97772691, - 0.89242598, 0.81973952$

Step 3