Instructional Video16:16
Khan Academy

Interesting Polynomial Coefficient Problem

10th - 12th
This is an interesting problem that approaches higher-degree polynomials from a different perspective. Given a third-degree polynomial, two known zeros, and a y-intercept, find the value of the polynomialÕs coefficients. This problem...
Instructional Video1:39
Curated OER

How Do You Find the Zeros of a Quadratic Function on a Graph?

8th - 9th
Find the zeros on a given graph of a quadratic equation. What does this mean? It means to find the values at which the parabola crosses the x-axis. It seems pretty straightforward to be able to look at a graph and identify the points at...