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Algebra: How Do You Derive Quadratic Formula?!? Step-by-step guide.
Ever wonder how we got the quadratic formula? Has your professor asked you to derive the formula from the standard quadratic form of ax^2 +bx +c= 0? In this video, we begin with the standard form of the quadratic equation, we apply the completing the square technique, and end up with the incredibly useful and somewhat hard to remember quadratic formula.
Algebra playlist: https://youtube.com/playlist?list=PLm90IN9RVLf8Mh1uX0ynntWT315y-q_eQ&si=kCm6HKa4g26Qg-Bq
Chapters:
00:00 Introduction
01:42 Completing the Square Example
04:11 Square Root Property Example
07:15 Deriving the Quadratic Formula from ax^2 + bx + c = 0
08:18 Step 1
08:49 Step 2
09:25 Step 3
09:44 Step 4
11:47 Step 5
13:22 Step 6
15:20 Step 7
16:52 Done!
#algebra #quadraticformula #quadraticequation #completesthesquare #completingthesquare
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