Units 4-6


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Simplifying indices:

u substitution to simplify equations:

Simplifying surds:

Rationalising the denominator for surds:

Indices and Venn diagram past paper questions:

factors of polynomials:

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The Factor Theorem and remainder theorem:

The Remainder Theorem:

Using the factor and remainder theorem to find unknowns:

How to find constants in polynomials when given factors:

Question on factor and remainder theorem:

How to factorise a cubic using long division (not needed for Additional but interesting!)

Past paper questions on factor and remainder theorem:

Simultaneous equations:

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Solving simultaneous equations when 1 non-linear term: