Precalculus Examples

$q (x) = x^{4} - 7 x^{3} - 5 x + 10$

Step 1

Set $x^{4} - 7 x^{3} - 5 x + 10$ equal to $0$ .

$x^{4} - 7 x^{3} - 5 x + 10 = 0$

Step 2

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

$x \approx 0.95305731, 7.07170534$

Step 3