I am creating a website at www.mrhegartymaths.com where I upload videos to help students with their GCSE and A-Level exam revision. My videos are a mixture of exam solutions and topics taught from first principles. I am currently updating as required for the pupils I teach but over time I want to create a comprehensive collection of tutorials on the key GCSE and A-Level topics as well as occasional sets of solutions to exam past papers.
Use de Moivre’s theorem to find nth roots of a complex number. Graph nth roots of a complex number on the Argand diagram. Generalize the position of the nth roots in the complex plane. Display the nth roots on your calculator.
Power Point presentation, 12 slides, demonstrating that for a given polynomial that has a complex zero z, then its conjugate z* is also a zero of the polynomial, based on IB Higher level Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OldENnRERSZ29PYU0/view?usp=sharing
Power Point presentation, 10 slides, Explaining how to solve system of equations with two or three unknowns, using the methods of substitutions, elimination and the Gaussian elimination Method, based on IB Higher level Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlcW9QalZzSm9JX2s/view?usp=sharing