Pure Mathematics — A-Level Revision Notes

21 notes on Pure Mathematics for A-Level Maths.

DifferentiationDifferentiation finds the gradient function (derivative) of a curve —… IntegrationIntegration is the reverse of differentiation. It is used to find an… Differentiation Techniques: Chain, Product and Quotient RulesBeyond the power rule, three techniques let you differentiate… Trigonometry: Identities and EquationsAt A-Level, angles are usually measured in radians: π rad = 180°. Arc… The Binomial ExpansionThe binomial expansion expands (a + b)ⁿ without multiplying out all… Sequences and SeriesA sequence is an ordered list of terms; a series is the sum of the… Proof and Algebraic MethodsA proof is a logical argument that shows a statement is always true… VectorsA vector has magnitude and direction. In 2D it is written as a column… Functions and Graph TransformationsA function maps each input to exactly one output. Key terms: Domain =… Trigonometric Identities and EquationsTrigonometric identities are equations involving trigonometric… Reciprocal and Inverse Trigonometric FunctionsA-Level Mathematics extends the basic trigonometric functions to… Exponentials and LogarithmsA logarithm is the inverse of an exponential: if y = aˣ then x = logₐ… Chain Rule Product Rule and Quotient RuleThese three differentiation rules extend your ability to… Implicit and Parametric DifferentiationNot all curves can be written as y = f(x). Implicit differentiation… Integration by Parts and SubstitutionAt A-Level, you must master two powerful techniques for integrating… Partial Fractions and the Trapezium RulePartial fractions decompose a complicated fraction into simpler… Vectors in Three DimensionsAt A-Level, vector work extends from two dimensions into three,… Arithmetic and Geometric SequencesSequences and series form a major topic at A-Level. You must… Series and Sigma Notation with Binomial ExpansionThis topic extends your work on series to cover the binomial… ProofMathematical proof is the process of establishing that a statement is… Numerical MethodsWhen equations cannot be solved algebraically, numerical methods…

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