Solve Quadratic Equations using Square Roots (2 Types)
Mario's Math Tutoring
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Solve Quadratic Equations using Square Roots (2 Types)
8 285 просмотров · 2 года назад
Mario's Math Tutoring
524 тыс. подписчиков
8 285 просмотров · 2 года назад
Learn how to solve quadratic equations by taking square roots, also known as the square root method! Mario's Math Tutoring will show you when and how to apply this technique, especially when your quadratic equation has a perfect square term but no linear (x to the first power) term. We'll walk through two distinct examples, guiding you step-by-step to isolate the squared term and find both positive and negative solutions.
In this video, you'll discover:
0:00 Introduction to Solving Quadratic Equations by Taking Square Roots
0:20 When to Use the Square Root Method
0:40 Example 1: Isolating x² (3x² - 1 = 26)
1:00 Working from the Outside In to Isolate the Squared Term
1:30 Taking the Square Root of Both Sides (Remember Plus or Minus!)
1:50 The Two Solutions for Example 1
2:10 Example 2: Isolating a Squared Binomial (5(x + 2)² - 6 = 24)
2:30 Isolating the Perfect Square Term
3:10 Taking the Square Root of Both Sides
3:30 Solving for X with a Plus or Minus Radical
4:00 Expressing the Two Solutions for Example 2
Master the square root method and add another powerful tool to your quadratic equation-solving tool kit!
#QuadraticEquations #SquareRootMethod #SolvingQuadratics #Algebra #MathTutorial #MathHelp
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