Download a copy of the question here: QT Equation of the Tangent to a Circle Here's a copy of the written answers: QT Equation of the Tangent to a Circle ANSWERS These videos are a quick reminder for GCSE maths, and are aimed at around grade 8. They tend to appear infrequently on GCSE papers, mainly towards Q20 onwards. These questions are fairly challenging, … [Read more...]
Completing the Square
This video is a complete walkthrough of completing the square and aimed at around grade 8/9 for GCSE maths .... please do - stop the video - work through the questions - compare your solutions I hope the video helps and please do leave a comment - thanks! Download a copy of the questions here: QT Completing the Square Download a copy of the written answers here: … [Read more...]
Probability Equations
This video is a quick reminder of probability equations for GCSE maths, and is aimed at around grade 8. The questions are fairly challenging, and you really need to read them carefully. Please do - stop the video - work through the question - compare your solution I hope the video helps and please leave a comment - thanks! Here's the questions (first one on the … [Read more...]
Algebraic Proof
This video is a quick reminder of algebraic proof for GCSE maths, and is aimed at around grade 8. The questions are fairly challenging, and you really need to read the questions carefully. Please do - stop the video - work through the question - compare your solution I hope the video helps and please leave a comment - thanks! Here's the questions: 1. Show … [Read more...]
Tangent proof – where a line touches a circle
This video is all about tangent proof - where a line touches a circle, and is aimed at GCSE maths grade 8. The whole idea is that it can be treated in a similar way to solving quadratic simultaneous equations, by substitution, but in this case there is only a single point. Prove algebraically that the straight line with the equation x - 2y = 10 is a tangent to the circle … [Read more...]