Instructional Video
Khan Academy

Khan Academy: Algebra: Conic Sections: Non Linear Systems of Equations 3

9th - 10th Standards
The final video in a series of lessons on solving non-linear systems of equations. A quadratic system is given and, in the process of solving algebraically, it is determined that there is no solution. This conclusion is confirmed...
Instructional Video
Khan Academy

Khan Academy: Algebra: Conic Sections: Non Linear Systems of Equations 2

9th - 10th Standards
The second in a series of video lessons on solving non-linear systems of equations. This video shows an example of how to solve a system in which both equations are quadratic by using the substitution method. After the solutions are...
Instructional Video
Khan Academy

Khan Academy: Algebra: Conic Sections: Non Linear Systems of Equations 1

9th - 10th Standards
A video lesson on solving a non-linear system of equations graphically. The system consists of one quadratic equation and one linear equation. Both are graphed to find the points of intersection. The solutions are confirmed algebraically...