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Guided lessons

Work through a topic at your own pace, try original questions and revisit the ideas with flashcards.

12 lessons on this page · Topic practice, not complete syllabus coverage.

Cambridge International AS Level · Mathematics 9709

Functions

Work with domains, ranges, composition, one-one functions and inverses, and describe standard transformations of graphs.

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AI-assisted · Not independently academically reviewed

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Cambridge International AS Level · Mathematics 9709

Quadratics

Use completed-square and discriminant forms, solve quadratic equations and inequalities, and handle linked simultaneous or disguised quadratic equations.

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Cambridge International AS Level · Mathematics 9709

Coordinate geometry

Solve problems with straight lines and circles using equations, gradients, intersections, distances and elementary circle geometry.

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Cambridge International AS Level · Mathematics 9709

Circular measure

Convert between degrees and radians and solve arc-length, sector-area and related triangle problems.

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Cambridge IGCSE · Biology 0610

Characteristics of living organisms

Recognise the shared life processes used to describe living organisms and distinguish each process in biological examples.

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Cambridge IGCSE · Biology 0610

Cell structure and organisation

Compare plant, animal and bacterial cells, link structures to functions and connect specialised cells to tissues, organs and systems.

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Cambridge IGCSE · Biology 0610

Classification and identification keys

Use shared features, species and binomial naming, dichotomous keys and major group characteristics to classify organisms and viruses.

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Cambridge IGCSE · Biology 0610

Magnification and specimen size

Calculate image and actual sizes from magnification and convert biological measurements between millimetres and micrometres.

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Cambridge O Level · Mathematics 4024

Ratio and proportion

Simplify ratios, divide quantities in a stated ratio and apply proportional reasoning to practical contexts.

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Cambridge O Level · Mathematics 4024

Algebraic manipulation

Collect like terms, expand products, factorise common polynomial forms and rewrite quadratics by completing the square.

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Cambridge O Level · Mathematics 4024

Equations and formulae

Form and solve linear, fractional, simultaneous and quadratic equations, and rearrange formulae to change the subject.

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Cambridge O Level · Mathematics 4024

Pythagoras and right-angled trigonometry

Use Pythagoras' theorem and sine, cosine and tangent in two-dimensional right-triangle problems, including elevation and depression.

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AI-assisted · Not independently academically reviewed

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