A-Level三大考试局今日全面放榜！
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CIE A Level Maths: Pure 1复习笔记1.2.5 Quadratic Inequalities
Quadratic Inequalities Quadratic inequalities Similar to quadratic equations Sketching a quadratic graph is essential Can involve the discriminant or applications in mechanics and statistics How do...
CIE A Level Maths: Pure 1复习笔记1.2.4 Linear Inequalities
Linear Inequalities Linear inequalities Similar to equations but answers take a range of values Linear means there will be no terms other than degree 1 no squared terms or higher powers, no fractio...
CIE A Level Maths: Pure 1复习笔记1.2.3 Quadratic Simultaneous Equations
Quadratic Simultaneous Equations What are quadratic simultaneous equations? When you have more than one equation in more than one unknown, then you are dealing with simultaneous equations An equati...
CIE A Level Maths: Pure 1复习笔记1.2.2 Linear Simultaneous Equations - Substitution
Linear Simultaneous Equations - Substitution What are simultaneous linear equations? When you have more than one equation in more than one unknown, then you are dealing with simultaneous equations ...
CIE A Level Maths: Pure 1复习笔记1.2.1 Linear Simultaneous Equations - Elimination
Linear Simultaneous Equations - Elimination What are simultaneous linear equations? When you have more than one equation in more than one unknown, then you are dealing with simultaneous equations A...
CIE A Level Maths: Pure 1复习笔记1.1.6 Further Solving Quadratic Equations (Hidden Quadratics)
Further Solving Quadratic Equations (Hidden Quadratics) What are hidden quadratic equations? How to solve hidden quadratic equations Replacing the function and solving the 'normal' quadratic first ...
CIE A Level Maths: Pure 1复习笔记1.1.5 Solving Quadratic Equations
Solving Quadratic Equations Solving quadratic equations If given an unusual looking equation, try to rearrange it into this form first The three ways to solve a quadratic you must know are Factoris...
CIE A Level Maths: Pure 1复习笔记1.1.4 Completing the square
Completing the square What is completing the square? Completing the square is another method used to solve quadratic equations It can be used to help find other information about the quadratic like...
