Precalculus Examples

$2 x^{4} - 7 x^{3} + x^{2} - 18 x + 3$

Step 1

Set $2 x^{4} - 7 x^{3} + x^{2} - 18 x + 3$ equal to $0$ .

$2 x^{4} - 7 x^{3} + x^{2} - 18 x + 3 = 0$

Step 2

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

$x \approx 0.1664972, 3.93062464$

Step 3