AQA A Level Maths: Pure復(fù)習(xí)筆記2.9.1 Translations
Translations What are graph transformations? When you alter a function in certain ways, the effects on the graph of the function can be described by geometrical transformations With a?transl...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.8.5 Modulus Functions - Solving Equations
Modulus Functions - Solving Equations Modulus graphs and equations Two non-parallel straight-line graphs would intersect?once If?modulus?involved there?could?be?more?than one intersection De...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.8.4 Modulus Functions - Sketching Graphs
Modulus Functions - Sketching Graphs Modulus functions The?modulus?function makes?any?‘input’?positive |x| = x? ?if x ≥ 0? ?|f(x)| = f(x)? ?if f(x) ≥ 0 |x| = -x if x < 0? ?|f(x)| = -f(x)?...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.8.3 Inverse Functions
Inverse Functions What is an inverse function? An?inverse?function?is the?opposite?to the original function An inverse function is denoted by The?inverse?of a function only exists if the fun...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.8.2 Composite Functions
Composite Functions What is a composite function? A?composite function?is where one function is applied after another function The ‘output’?of one function will be the ‘input’?of the next on...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.8.1 Language of Functions
Language of Functions Language of functions The language of functions has many keywords associated with it that need to be understood What are mappings? A?mapping?takes an ‘inp...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.7.4 Proportional Relationships
Proportional Relationships Proportional relationships Proportional relationships describe a proportional connection between two variables This can happen in two ways Direct proportion one va...
AQA A Level Maths: Pure復(fù)習(xí)筆記2.7.3 Solving Equations Graphically
Solving Equations Graphically Solving (simultaneous) equations graphically This is a way to solve?simultaneous?equations?(see Simultaneous Equations) Coordinates of the?intersections?are the...
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AQA A Level Maths: Pure復(fù)習(xí)筆記2.7.2 Reciprocal Graphs - Sketching
Reciprocal Graphs - Sketching What are reciprocal graphs? Reciprocal graphs involve equations with an?Χ term on the denominator e.g. There are two basic reciprocal graphs to know for A level...
