Online College Courses for Credit

+
Solving Quadratic Equations by Completing the Square

Solving Quadratic Equations by Completing the Square

Author: Parmanand Jagnandan
Description:
  1. Introduce the concept of completing the square and present to a learning how to recognize if a quadratic equation can/should be solved by completing the square.

  2. Demonstrate how to complete the square to write a perfect square trinomial (ex. Find the vale of c that makes x2 + 8 + c a perfect square trinomial).

  3. Demonstrate how to solve quadratic equations by completing the square, presenting examples where a = 1 and a ≠ 1.

This packet should help a learner seeking to understand how to solve for quadratic equations by completing the square.

(more)
See More
Tutorial

Introduction to Completing the Square

This video introduces the concept of completing the square.

Source: ChristinaPease

Completing the Square When a Does Not Equal 1

This video demonstrates how to complete the square when a does not equal 1.

Source: ChristinaPease

Completing the Square

This video demonstrates how to complete the square on three different example problems.

Source: ChristinaPease