IB DP Maths: AA SL復習筆記4.1.3 Frequency Tables
Ungrouped Data How are frequency tables used for ungrouped data? Frequency tables can be used for ungrouped data when you have lots of the same values within a data set They can be used to collect ...
IB DP Maths: AA SL復習筆記4.1.2 Statistical Measures
Mean, Mode, Median What are the mean, mode and median? Mean, median and mode are?measures of central tendency They describe where the centre of the data is They are all types of?averages In statist...
IB DP Maths: AA SL復習筆記4.1.1 Sampling & Data Collection
Types of Data What are the different types of data? ?Qualitative?data is data that is usually given in words not numbers to?describe?something For example: the colour of a teacher's car Quantitativ...
IB DP Maths: AA SL復習筆記3.6.5 Quadratic Trigonometric Equations
Quadratic Trigonometric Equations How are quadratic trigonometric equations solved? A quadratic can give up to two solutions You must consider both solutions to see whether a real value exists Reme...
IB DP Maths: AA SL復習筆記3.6.4 Linear Trigonometric Equations
Trigonometric Equations: sinx = k How are trigonometric equations solved? Trigonometric equations can have an infinite number of solutions For an equation in sin or cos you can add 360° or 2π to ea...
IB DP Maths: AA SL復習筆記3.6.3 Relationship Between Trigonometric Ratios
Relationship Between Trigonometric Ratios What relationships between trigonometric ratios should I know? If you know a value for one trig ratio you can often use this to work out the value for the ...
IB DP Maths: AA SL復習筆記3.6.2 Double Angle Formulae
Double Angle Formulae What are the double angle formulae? The?double angle formulae?for?sine?and?cosine?are: These can be found in the formula booklet You do not need to know how to derive them How...
IB DP Maths: AA SL復習筆記3.6.1 Simple Identities
Simple Identities What is a trigonometric identity? They are used to help simplify trigonometric equations before solving them Sometimes you may see identities written with the symbol?≡ This means ...
IB DP Maths: AA SL復習筆記3.5.3 Modelling with Trigonometric Functions
Modelling with Trigonometric Functions What can be modelled with trigonometric functions? Anything that oscillates (fluctuates periodically) can be modelled using a trigonometric function Normally ...
