A-level生物必須要掌握的數(shù)學(xué)技能及知識點(diǎn)！
A-level生物有兩大難點(diǎn)，一是知識太多太雜，需要記憶的內(nèi)容很多，二是生物涉及的數(shù)學(xué)部分，也讓很多數(shù)學(xué)底子不太好的同學(xué)感到頭疼。今天就一起來看看學(xué)習(xí)A-level生物必須要掌握的數(shù)學(xué)技能及知識點(diǎn)！ A-level生物...
IB DP Maths: AA HL復(fù)習(xí)筆記4.4.1 Discrete Probability Distributions
Discrete Probability Distributions What is a discrete random variable?? A?random variable?is a variable whose value depends on the outcome of a?random event The value of the random variable is not ...
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記1.5.6 Experiment: Finding Formulae of Compounds
Edexcel IGCSE Chemistry 復(fù)習(xí)筆記1.5.6 Experiment: Finding Formulae of Compounds Formulae of Simple Compounds by Experiment Making Careful Quantitative Measurements The formulae of simple com...
AQA A Level Physics復(fù)習(xí)筆記7.7.4 Required Practical: Charging & Discharging Capacitors
Required Practical: Charging & Discharging Capacitors Aim of the Experiment The overall aim of this experiment is to calculate the capacitance of a capacitor. This is just one example of...
AQA A Level Physics復(fù)習(xí)筆記7.7.3 Charge & Discharge Equations
Capacitor Discharge Equation The?time constant?is used in the exponential decay equations for the current, charge or potential difference (p.d) for a capacitor discharging through a resistor...
AQA A Level Physics復(fù)習(xí)筆記7.7.2 The Time Constant
The Time Constant The time constant of a capacitor discharging through a resistor is a measure of how long it takes for the capacitor to discharge The definition of the time constant is: The...
IB DP Maths: AA HL復(fù)習(xí)筆記4.3.4 Sample Space Diagrams
Venn Diagrams What is a Venn diagram? A Venn diagram is a way to illustrate?events?from an?experiment?and are particularly useful when there is an overlap between possible?outcomes A Venn diagram c...
IB DP Maths: AA HL復(fù)習(xí)筆記4.3.3 Bayes' Theorem
Bayes' Theorem What is Bayes’ Theorem How do I calculate conditional probabilities using?Bayes’ Theorem? Start by?drawing a tree diagram Label?B1?&?B2?(&?B3?if necessary) on the?first set?o...
IB DP Maths: AA HL復(fù)習(xí)筆記4.3.2 Conditional Probability
Conditional Probability What is conditional probability? Conditional?probability?is where the probability of an?event?happening can vary depending on the outcome of a prior event The event?A?happen...
