AS Mathematics – The Complex Conjugate

Rationalising Denominators using the Complex Conjugate

Students recap how to expand a the product of two brackets involving surds.

Later, as learning progresses they learn how to rationalise a denominator where an irrational term appears on the numerator and denominator.

Indices and Surds AS Mathematics

Mr Mathematics Blog

Writing a Single Column Vector

Visual and algebraic methods for writing a single column vector.

Teaching Reciprocals of Numbers and Terms

How to teach working out the reciprocal of integers, fractions, decimals and mixed numbers.

Proving Geometrical Relationships using Algebra

How to teach proving geometrical properties using algebra.