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...
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...
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...
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 ...
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...
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...
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...
Discriminants What is a discriminant? How does the discriminant affect graphs and roots? There are three options for the outcome of the discriminant: Discriminant and inequalities You need to be ab...
Quadratic Graphs What are quadratic graphs? Using quadratic graphs You need to be able to: sketch a quadratic graph given an equation or information about the graph determine, from the equation, th...
作为备受中国学生关注的加州系大学，近日刚刚更新了2022新生录取数据。在各个学校申请形式都不容乐观的情况下，UC系统最新公布的数据也十分让人堪忧。 数据再次显示，UC已经启动大幅转向，对于外州/国际学生，从...
Expanding Quadratics You should be familiar with all aspects of basic algebra including manipulating expressions; simplifying; expanding and factorising brackets with both linear and quadratics. I...
Normal Hypothesis Testing What steps should I follow when carrying out a hypothesis test for the mean of a normal distribution? Following these steps will help when carrying out a hypothesis test f...
