IB DP Maths: AI SL復習筆記2.3.5 Sinusoidal Models
Sinusoidal Models What are the parameters of a sinusoidal model? A?sinusoidal model?is of the form The?a?represents the?amplitude?of the function The bigger the value of?a?the bigger the?range?of v...
Edexcel IGCSE Physics 復習筆記 2.2.5 Electrical Components
Edexcel IGCSE Physics 復習筆記 2.2.5 Electrical Components Thermistors & LDRs Thermistors A thermistor is a temperature-dependent resistor It is represented by the following circuit symbol: The...
Edexcel IGCSE Physics 復習筆記 2.2.4 IV Graphs
Edexcel IGCSE Physics 復習筆記 2.2.4 IV Graphs IV Graphs As the potential difference across a component is increased, the current also increases This is because potential difference and curr...
IB DP Maths: AI SL復習筆記2.3.4 Direct & Inverse Variation
Direct Variation What is direct variation? The graphs of these models always?start at the origin How do I solve direct variation problems? Worked Example b)Find the time it takes to order a list of...
IB DP Maths: AI SL復習筆記2.3.3 Exponential Models
Exponential Models What are the parameters of an exponential model? An?exponential model?is of the form Where e is the mathematical constant 2.718… The?c?represents the?boundary?for the function It...
Edexcel IGCSE Physics 復習筆記 2.2.3 Resistors in Series
Edexcel IGCSE Physics 復習筆記 2.2.3 Resistors in Series Resistors in Series When two or more resistors are connected in series, the?total?(or?combined)?resistance?is equal to the?sum?of the...
IB DP Maths: AI SL復習筆記2.3.2 Quadratic & Cubic Models
Quadratic Models What are the parameters of a quadratic model? This is given in the?formula booklet?as the?axis of symmetry What can be modelled as a quadratic model? These can be used if the graph...
Edexcel IGCSE Physics 復習筆記 2.2.2 Voltage in Series & Parallel
Edexcel IGCSE Physics 復習筆記 2.2.2 Voltage in Series & Parallel Voltage in Series & Parallel In a series circuit: The?current?is the?same?at all points ie. through each component T...
IB DP Maths: AI SL復習筆記2.3.1 Linear & Piecewise Models
Linear Models What are the parameters of a linear model? The?m?represents the?rate of change?of the function This is the amount the function increases/decreases when?x?increases by 1 If the functio...
