Geometric Sequences What is a geometric sequence? In a?geometric sequence, there is a?common ratio,?r,?between consecutive terms in the sequence For example, 2, 6, 18, 54, 162, … is a sequence with...
A-level數學向來以難度大、要求高而著稱，它是很多大學在錄取時十分看重的科目，尤其是申請STEM專業，數學基本是必修課。那么，A-level數學如何才能拿到A*？以下幾條學習技巧經實踐檢驗真心有效！ 1.不要只學習表...
Arithmetic Sequences What is an arithmetic sequence? In an?arithmetic?sequence,?the difference between consecutive terms in the sequence is constant This?constant difference?is known as the?common ...
Language of Sequences & Series What is a sequence? A?sequence?is an ordered set of numbers with a rule for finding all of the numbers in the sequence For example 1, 3, 5, 7, 9, … is a sequence ...
Systems of Linear Equations What are systems of linear equations? A linear equation is an equation of the first order (degree 1) It is usually written in the form?ax + by + c = 0?where?a, b,?and?c?...
Approximating Values How do I know what to round my answer to? Unless otherwise told, always round your answers to?3 significant figures?(3 s.f.) The first non-zero digit is the first?significant?d...
Laws of Indices What are the laws of indices? Laws of indices (or index laws) allow you to simplify and manipulate expressions involving exponents An exponent is a power that a number (called the b...
Standard form?(sometimes called?scientific notation?or?standard index form) gives us a way of writing very big and very small numbers using powers of 10. Standard Form Why use standard form? Some n...
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 ...
