First Order Differential Equations What is a differential equation? What is a first order differential equation? A first order differential equation is a differential equation that contains first d...
Adding & Subtracting Volumes When would volumes of revolution need to be added or subtracted? How do I know whether to add or subtract volumes of revolution? How do I solve problems involving a...
Area Between Curve & y-axis What is meant by the area between a curve and the y-axis? How do I find the area between a curve and the y-axis? Exam Tip Worked Example Volumes of Revolution...
Integrating with Partial Fractions What are partial fractions? Partial fractions arise when a quotient is rewritten as the sum of fractions The process is the opposite of adding or subtracting frac...
Integration by Substitution What is integration by substitution? Integration by substitution is used when an integrand where reverse chain rule is either not obvious or is not spotted in the latter...
As with other problems in integration the results in this revision note may have further uses such as evaluating a definite integral finding the constant of integration finding areas under a curve,...
This Revision Note focuses on the results and derivations of results involving the less common trigonometric, exponential and logarithmic functions. As with any function, questions may go on to as...
北京时间7月6日20点，全球IB大考2022年成绩正式出分！ 1. 参考人数上升，满分人数爆冷 从今年的全球数据来看，全球共有173878名学生获得他们从2022年5月考试的IBDP和IBCP成绩，相较于2021年的165857名考生人数增...
Implicit Differentiation What is implicit differentiation? Applications of Implicit Differentiation What type of problems could involve implicit differentiation? Broadly speaking there are three ty...
