IB DP Maths: AA HL复习笔记2.7.3 Polynomial Functions
In exams you’ll commonly be asked to sketch the graphs of different polynomial functions with and without the use of your GDC. What’s the relationship between a polynomial’s degree and its zeros? I...
IB DP Maths: AA HL复习笔记2.7.2 Polynomial Division
What is polynomial division? Polynomial division is the process of dividing two polynomials This is usually only useful when the degree of the denominator is less than or equal to the degree of the...
IB DP Maths: AA HL复习笔记2.7.1 Factor & Remainder Theorem
What is the factor theorem? The factor theorem is used to find the linear factors of polynomial equations This topic is closely tied to finding the zeros and roots of a polynomial function/equation...
Edexcel IGCSE Biology 复习笔记 5.1.4 Anaerobic Respiration in Yeast
Edexcel IGCSE Biology 复习笔记 5.1.4 Anaerobic Respiration in Yeast Practical: Investigating Anaerobic Respiration in Yeast Yeast can respire anaerobically (without oxygen), breaking down gl...
IB DP Maths: AA HL复习笔记2.6.4 Composite Transformations of Graphs
What transformations do I need to know? How do horizontal and vertical transformations affect each other? Horizontal and vertical transformations are independent of each other The horizontal transf...
Edexcel IGCSE Biology 复习笔记 5.1.3 Yeast in Food Production
Edexcel IGCSE Biology 复习笔记 5.1.3 Yeast in Food Production Yeast in Food Production Microorganisms can be used by humans to produce foods and other useful substances One example of this i...
Edexcel IGCSE Biology 复习笔记 5.1.2 Crop Plants: Increasing Yield
Edexcel IGCSE Biology 复习笔记 5.1.2 Crop Plants: Increasing Yield Crop Plants: Fertilisers Modern technology has increased food supply substantially in two key ways: Fertilisers - fertilise...
Edexcel IGCSE Biology 复习笔记 5.1.1 Crop Plants: Glasshouses & Polythene Tunnels
Edexcel IGCSE Biology 复习笔记 5.1.1 Crop Plants: Glasshouses & Polythene Tunnels Crop Plants: Glasshouses & Polythene Tunnels If a plant is given unlimited light, carbon dioxide and...
IB DP Maths: AA HL复习笔记2.6.3 Stretches Graphs
What are stretches of graphs? When you alter a function in certain ways, the effects on the graph of the function can be described by geometrical transformations For a stretch: the graph is stretch...
