Year 12 · HSC / Mathematics Extension 2
Revision notes.
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Try this with Mathematics Extension 2
- Close your notes and write the main idea in two sentences from memory.
- Reopen the source and correct the first mistake or omission you find.
- Add one example and one question to test whether you can apply the idea.
Topics in the resource inventory
- The language of proof: implication, converse, contrapositive and proof by contradiction
- Proving inequalities from a > b and the non-negativity of squares
- The triangle inequality and the AM–GM inequality for two numbers
- Induction for series in sigma notation and for non-standard base cases or steps
- Divisibility and inequality proofs by induction
- Induction in calculus, geometry, the binomial theorem and recursive formulae
- Vectors in three dimensions: components, magnitude, the dot product and spheres
- Vector equations of lines: r = a + λb, parallel and perpendicular lines, and points on a line
- Complex numbers in Cartesian form: arithmetic, the conjugate, square roots and the Argand plane
- Polar and exponential form: modulus, argument, Euler's formula and the geometry of multiplication
- De Moivre's theorem: induction proof, powers and trigonometric identities
- Quadratics and polynomials over the complex numbers, and the conjugate root theorem
- Geometry of complex arithmetic: vectors, the parallelogram law and rotation by i
- nth roots of unity, nth roots of a complex number, and regions of the Argand plane
- Integration by substitution and rational functions with a quadratic denominator
- Partial fractions and integrating rational functions
- Integration by parts and reduction (recurrence) formulae
- Simple harmonic motion: equations, the defining property and graphs
- Straight-line motion with variable acceleration and resisted motion
- Projectile motion: parametric equations, the Cartesian path and resisted projectiles
Resource inventory inspected 4 November 2026. The main ATARMAXXING study platform is separate from tutoring. Topic labels show what was found, not a guarantee of complete curriculum coverage or tutor availability.
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