In this resource, a method of deriving the quadratic formula from a theoretical standpoint is demonstrated. This task is for instructional purposes only and builds on "Building an explicit quadratic function."

### General Information

**Subject(s):**Mathematics

**Grade Level(s):**9, 10, 11, 12

**Freely Available:**Yes

**Keywords:**Deriving the quadratic formula, quadratic formula, Building a General Quadratic Function, quadratic function, cpalms, icpalms, illustrativemathematics.org, illustrative mathematics, tasks, mathematics, math, Florida standards, resource, free, freely available, problems-based learning, student activities

**Instructional Component Type(s):**

**Problem-Solving Task**

**Resource Collection:**Illustrative Mathematics