More Lessons for A Level Maths
Examples, videos, solutions, activities, and worksheets that are suitable for A Level Maths.
What is rationalising the denominator?
The process of removing a surd from the denominator of a fraction is called rationalising the denominator.
Surds must always be removed from denominators of fractions.
How to rationalise the denominator?
Rationalising surds (1)
Rationalising surds from the denominator of fractions (simple case)
Rationalising surds (2)
Rationalising denominators with more complex surds
Multiplication & division with surds 1
Multiplication & division with surds 2
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