Hi, what do you want to do?
Curated Video
Quadratic Word Problems
In this video, we examine two quadratics word problems. In the first, we do a problem involving the radius of a sprinkler in a square yard. In the second problem (2:40), we find two consecutive odd numbers that have a particular product.
Curated Video
Applications of Quadratics 2
In this video, we do two quadratics word problems. The first involves two square and their areas. The second involves a right triangle with polynomial side lengths.
Khan Academy
Khan Academy: Algebra: Solving Quadratic Equations by Factoring 3
Explains how to solve a word problem that involves finding the dimensions of a box given the volume and the height of the box. The solution requires solving a quadratic equation (by factoring) to find the length and width of the box. [5:54]
Khan Academy
Khan Academy: Algebra: Application Problem With Quadratic Formula
Explains how to solve a word problem regarding the amount of time it takes for a ball to hit the ground after being shot off a building by using the quadratic formula to find solutions to the given equation. [5:53]
Khan Academy
Khan Academy: Algebra: Ca Algebra I: Quadratic Roots
Demonstrates solutions to problems #58-62 of California Algebra I released state test questions. Problems address an understanding of quadratic equations including identifying zeros from a graph, graphing quadratic equations, determining...