When we solve quadratic equations we often use the quadratic formula, but have you thought about where it came from? Let's learn how to prove the quadratic formula by using the completing the square method. Subscribe to ‪@bprpmathbasics‬ for more algebra tutorials.

Check out two step-by-step examples of using the quadratic formula! 👉   • How to solve quadratic equations by u...  

A faster way to prove the quadratic formula: 👉    • quadratic formula (the easiest way to...  
Solving the quadratic equation 2x^2-3x-9=0 by factoring and the quadratic formula: 👉   • How to solve a quadratic equation! Is...  

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