IB DP Maths: AA SL复习笔记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 ...
AQA A Level Maths: Mechanics复习笔记2.6.1 Horizontal & Vertical Components
Horizontal & Vertical Components What is a projectile? A projectile is a particle moving freely, under gravity, in a two-dimensional plane Examples of projectile motion include Sports su...
AQA A Level Maths: Mechanics复习笔记2.5.1 suvat in 2D
suvat in 2D What are the 2D/vector suvat formulae? Given that acceleration is constant, four of the five suvat formulae can be used with vector How do I use the 2D/vector suvat formulae? The...
IB DP Maths: AA SL复习笔记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复习笔记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复习笔记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复习笔记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...
AQA A Level Maths: Mechanics复习笔记2.4.1 Using Calculus in 2D
Using Calculus in 2D How can I use vectors in 2D Kinematics? It is important you understand Calculus in 1D first Also recall the differences between key vector and scalar quantities Displace...
IB DP Maths: AA SL复习笔记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 ...
