IB DP Maths: AA SL復習筆記2.2.1 Quadratic Functions
Quadratic Functions & Graphs What are the key features of quadratic graphs? If?a?is?positive?then the vertex is the?minimum point If?a?is?negative?then the vertex is the?maximum point Wh...
IB DP Maths: AA SL復習筆記2.1.1 Equations of a Straight Line
How do I find the gradient of a straight line? Find two points that the line passes through with coordinates (x1, y1) and?(x2, y2) The gradient between these two points is calculated by This is giv...
法國高商專業眾多，選擇哪些專業最好呢？
法國高等商學院（Grandes Ecoles）也稱"精英大學校"，是由法國教育部文化部及大型企業共同控股的辦校模式，是法國教育機制的一大特色。因為其畢業生往往有很好的前途與"錢途"，成為許多法國與海外求學者夢寐以求...
IB DP Maths: AA SL復習筆記1.5.1 Binomial Theorem
Binomial Theorem What is the Binomial Theorem? The?binomial theorem (sometimes known as the binomial expansion) gives a method for expanding a?two-term?expression in a bracket raised to a power A?b...
Edexcel IGCSE Chemistry 復習筆記 4.3.2 Halogens & Alkanes
Edexcel IGCSE Chemistry 復習筆記 4.3.2 Halogens & Alkanes Halogens & Alkanes In a substitution reaction, one atom is swapped with another atom Alkanes undergo a substitution reaction...
IB DP Maths: AA SL復習筆記1.4.1 Proof
Language of Proof ?What is proof? Proof is a series of logical steps which show a result is?true?for all specified numbers ‘Seeing’ that a result works for a few numbers is not enough to?show?that ...
Edexcel IGCSE Chemistry 復習筆記 4.3.1 Alkanes
Edexcel IGCSE Chemistry 復習筆記 4.3.1 Alkanes The Alkanes Alkanes are a group of?saturated?hydrocarbons The term saturated means that they only have single carbon-carbon bonds, there are no...
Edexcel IGCSE Chemistry 復習筆記 4.2.4 Cracking
Edexcel IGCSE Chemistry 復習筆記 4.2.4 Cracking Cracking Saturated molecules contain?single?bonds only whereas unsaturated molecules contain?double?bonds between their carbon atoms Alkanes?a...
IB DP Maths: AA SL復習筆記1.3.5 Compound Interest & Depreciation
Compound Interest What is compound interest? Interest is a small percentage paid by a bank or company that is added on to an initial investment Interest can also refer to an amount paid on a loan o...
