IB DP Biology: HL复习笔记1.1.1 Cell Theory
Cell Theory Until microscopes became powerful enough to view individual cells, no-one knew for certain what living organisms were made from A scientist called Robert Hooke came up with the term "ce...
IB DP Maths: AI HL复习笔记5.7.2 Second Order Differential Equations
Euler's Method: Second Order How do I apply Euler’s method to second order differential equations? A second order differential equation is a differential equation containing one or more second deri...
IB DP Maths: AI HL复习笔记5.7.1 Coupled Differential Equations
Solving Coupled Differential Equations How do I write a system of coupled differential equations in matrix form? How do I find the exact solution for a system of coupled differential equations? Wor...
IB DP Maths: AI HL复习笔记5.6.4 Approximate Solutions to Differential Equations
Euler’s Method: First Order What is Euler’s method? Euler’s method is a numerical method for finding approximate solutions to differential equations It treats the derivatives in the equation as bei...
IB DP Maths: AI HL复习笔记5.6.3 Slope Fields
Slope Fields What are slope fields? Normally the tangent lines will be drawn for points that form a regularly-spaced grid of x and y values How can I use slope fields to study the solutions of a di...
IB DP Maths: AI HL复习笔记5.6.2 Separation of Variables
Separation of Variables What is separation of variables? Separation of variables can be used to solve certain types of first order differential equations If the equation is in that form you can use...
IB DP Maths: AI HL复习笔记5.6.1 Modelling with Differential Equations
Modelling with Differential Equations Why are differential equations used to model real-world situations? A differential equation is an equation that contains one or more derivatives Derivatives de...
IB DP Maths: AI HL复习笔记5.5.2 Calculus for Kinematics
Differentiation for Kinematics How is differentiation used in kinematics? Displacement, velocity and acceleration are related by calculus In terms of differentiation and derivatives Worked Example ...
IB DP Maths: AI HL复习笔记5.5.1 Kinematics Toolkit
Displacement, Velocity & Acceleration What is kinematics? Kinematics is the branch of mathematics that models and analyses the motion of objects Common words such as distance, speed and acceler...
