Look at the National 4 factorising section before continuing. When a question asks you to 'solve' a quadratic equation, this means that you are to find the roots of the quadratic. In other words, ...
Quadratic equations Solving simple quadratic equations Solving quadratics by factorising when a ≠ 1 - Higher Solving by completing the square - Higher Solving by quadratic formula - Higher Here are ...
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Student mistakes with completing the square
Completing the square is a common process that students struggle with that I am no stranger to. In this video I will highlight the mistakes I made as well as my students. ***Older Videos on Completing ...
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Solving a quadratic by completing the square
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and ...
A mathematician at Carnegie Mellon University has developed an easier way to solve quadratic equations. The mathematician hopes this method will help students avoid memorizing obtuse formulas. His ...
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