Edexcel IGCSE Biology 復習筆記 4.1.4 Abiotic & Biotic Factors
Edexcel IGCSE Biology 復習筆記 4.1.4 Abiotic & Biotic Factors Abiotic & Biotic Factors In Biology, ‘abiotic’ means non-living An?abiotic?factor is a?non-living?factor within an envir...
Edexcel IGCSE Biology 復習筆記 4.1.3 Biodiversity
Edexcel IGCSE Biology 復習筆記 4.1.3 Biodiversity Biodiversity Biodiversity is the?range and variety of different species?of organisms on?Earth, or within an?ecosystem It considers not only ...
IB DP Maths: AA HL復習筆記2.4.3 Modelling with Functions
What is a mathematical model? A?mathematical model?simplifies a real-world situation so it can be described using mathematics The model can then be used to make predictions Assumptions?about the si...
IB DP Maths: AA HL復習筆記2.4.2 Solving Equations
How can I solve equations analytically where the unknown?appears only once? These equations can be?solved by rearranging For?one-to-one functions?you can just apply the?inverse Addition and subtrac...
Edexcel IGCSE Biology 復習筆記 4.1.1 Key Terms in Ecology
Edexcel IGCSE Biology 復習筆記 4.1.1 Key Terms in Ecology Key Terms in Ecology There are several key terms that we use when referring to the various different components of an ecosystem and ...
Edexcel IGCSE Biology 復習筆記 3.2.8 Natural Selection
Edexcel IGCSE Biology 復習筆記 3.2.8 Natural Selection Darwin's Theory of Evolution by Natural Selection Charles Darwin proposed the?theory of evolution by natural selection He came up with this th...
IB DP Maths: AA HL復習筆記2.4.1 Exponential & Logarithmic Functions
What is an exponential function? What are the key features of exponential graphs? The graphs have a?y-intercept?at (0, 1) The graphs?do not have any roots For?a?> 1?this is the?limiting value?wh...
IB DP Maths: AA HL復習筆記2.3.4 Graphing Functions
How do I graph the function?y?=?f(x)? The?horizontal axis?is used for the?domain The?vertical axis?is used for the?range You will be able to graph some functions by hand For some functions you will...
IB DP Maths: AA HL復習筆記2.3.3 Symmetry of Functions
What are odd functions? What are even functions? What are the symmetries of graphs of odd & even functions? The graph of an?odd?function has?rotational symmetry The graph is unchanged by a?180°...
