FUNCTIONS - Focus Grades 8/9. Revision Key knowledge Composite function 𝒇𝒈(𝒙) Inverse function 𝒇^(−𝟏) (𝒙) Linked skills. Functions Expressions Substitution Re-arranging formulae Solving Equations

FUNCTIONS - Focus Grades 8/9. Revision Key knowledge Composite function 𝒇𝒈(𝒙) Inverse function 𝒇^(−𝟏) (𝒙) Linked skills. Functions Expressions Substitution Re-arranging formulae Solving Equations

Indices - Revision for Grades 8/9 - PDF Key terms Power Base Index Linked skills. Powers Expressions Equations Fractions

Indices - Revision for Grades 8/9 - PPT Key terms Power Base Index Linked skills. Powers Expressions Equations Fractions

SURDS - Focus Grades 8/9. Revision Key Knowledge Surds Simplifying surds Surd conjugate Rationalising denominators of the form: 𝑎/(𝑏+𝑐√𝑑) or (𝑎+𝑏√𝑐)/(𝑑+𝑒√𝑓) or (𝑎√𝑏+𝑐√𝑑)/(𝑒√𝑓+𝑔√ℎ) , etc Linked skills. Expanding brackets. Simplifying expressions. Factorisation. Difference of two squares Rearranging formulae

SURDS - Focus Grades 8/9. Revision Key Knowledge Surds Simplifying surds Surd conjugate Rationalising denominators of the form: 𝑎/(𝑏+𝑐√𝑑) or (𝑎+𝑏√𝑐)/(𝑑+𝑒√𝑓) or (𝑎√𝑏+𝑐√𝑑)/(𝑒√𝑓+𝑔√ℎ) , etc Linked skills. Expanding brackets. Simplifying expressions. Factorisation. Difference of two squares Rearranging formulae