CoreX • Extended Maths

Choose your Extended topic

Smaller, cleaner cards for quick topic selection. Open a topic and continue practicing by subtopic.
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Numbers

17 subtopics
Advanced number skills including bounds, standard form, surds, ratios, rates, and exponential growth or decay.
STANDARD FORM LIMITS SURDS
✏️

Algebra

14 subtopics
Algebraic manipulation, equations, inequalities, functions, sequences, variation, and algebraic fractions.
QUADRATICS FUNCTIONS INEQUALITIES
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Differentiation & Completing the Square

3 subtopics
Differentiation basics, turning points of curves, and completing the square for quadratics.
TURNING POINTS DIFFERENTIATION
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Graphs & Coordinate Geometry

7 subtopics
Linear and quadratic graphs, tangents, inequalities, coordinate geometry, and distance-time or speed-time graphs.
TANGENTS DT / ST GRAPHS
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Statistics

5 subtopics
Statistical measures, diagrams, histograms, cumulative frequency, and scatter correlation.
HISTOGRAMS CUMULATIVE
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Probability

5 subtopics
Probability methods including tree diagrams, Venn diagrams, two-way tables, and conditional probability.
TREE DIAGRAMS CONDITIONAL
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Areas & Mensuration

8 subtopics
Area, perimeter, surface area, volume, prisms, recasting, compound measures, and rate of flow.
VOLUME SURFACE AREA
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Pythagoras & Trigonometry

6 subtopics
Pythagoras theorem, SOH CAH TOA, sine rule, cosine rule, bearings, and triangle area.
SOH CAH TOA SINE RULE
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Vectors & Transformations

2 subtopics
Vector operations and geometric transformations for exam-style problem solving.
VECTORS TRANSFORMATIONS

Similarity & Circle Theorems

2 subtopics
Circle theorems and similarity rules for angles, lengths, and proportional reasoning.
CIRCLE THEOREMS SIMILARITY