Construct proofs using mathematical induction; contexts include sums of series, divisibility, and powers of matrices.
3.2.2 B: Complex numbers
Content
B1
Solve any quadratic equation with real coefficients; solve cubic or quartic equations with real coefficients (given sufficient information to deduce at least one root for cubics or at least one complex root or quadratic factor for quartics).
Content
B2
Add, subtract, multiply and divide complex numbers in the formwithandreal; understand and use the terms ‘real part’ and ‘imaginary part’.
Content
B3
Understand and use the complex conjugate; know that non-real roots of polynomial equations with real coefficients occur in conjugate pairs.
Knowledge/skill
B4
Use and interpret Argand diagrams.
Content
B5
Convert between the Cartesian form and the modulus-argument form of a complex number (knowledge of radians is assumed).
Content
B6
Multiply and divide complex numbers in modulus-argument form (knowledge of radians and compound angle formulae is assumed).
Content
B7
Construct and interpret simple loci in the Argand diagram such asand arg(knowledge of radians is assumed).
3.2.3 C: Matrices
Content
C1
Add, subtract and multiply conformable matrices; multiply a matrix by a scalar.
Content
C2
Understand and use zero and identity matrices.
Content
C3
Use matrices to represent linear transformations in 2D; successive transformations; single transformations in 3D (3D transformations confined to reflection in one of= 0,= 0,= 0 or rotation about one of the coordinate axes) (knowledge of 3D vectors is assumed).
Content
C4
Find invariant points and lines for a linear transformation.
Content
C5
Calculate determinants of 22 matrices.
Content
C6
Understand and use singular and non-singular matrices; properties of inverse matrices.
Calculate and use the inverse of non-singular 2 2 matrices.
3.2.4 D: Further algebra and functions
Content
D1
Understand and use the relationship between roots and coefficients of polynomial equations up to quartic equations.
Content
D2
Form a polynomial equation whose roots are a linear transformation of the roots of a given polynomial equation (of at least cubic degree).
Content
D3
Understand and use formulae for the sums of integers, squares and cubes and use these to sum other series.
Content
D4
Understand and use the method of differences for summation of series.
Content
D6
Recognise and use the Maclaurin series for,,,, and, and be aware of the range of values offor which they are valid (proof not required).
Content
D8
Inequalities involving polynomial equations (cubic and quartic).
Content
D9
Solving inequalities such asalgebraically.
Content
D12
Graphs of rational functions of form; asymptotes, points of intersection with coordinate axes or other straight lines; associated inequalities.
Content
D13
Graphs of rational functions of form, including cases when some of these coefficients are zero; asymptotes parallel to coordinate axes.
Content
D14
Using quadratic theory (not calculus) to find the possible values of the function and coordinates of the stationary points of the graph for rational functions of form
Content
D15
Sketching graphs of curves with equation , , , including intercepts with axes and equations of asymptotes of hyperbolas.
Content
D16
Single transformations of curves involving translations, stretches parallel to coordinate axes and reflections in the coordinate axes and the lines .
3.2.5 E: Further calculus
Content
E2
Derive formulae for and calculate volumes of revolution.
Content
E3
Understand and evaluate the mean value of a function.
3.2.6 F: Further vectors
Content
F1
Understand and use the vector and Cartesian forms of an equation of a straight line in 3D.
Content
F3
Calculate the scalar product and use it to calculate the angle between two lines.
Content
F4
Check whether vectors are perpendicular by using the scalar product.
Content
F6
Find the intersection of two lines.
Calculate the perpendicular distance between two lines and from a point to a line.
3.2.7 G: Polar coordinates
Content
G1
Understand and use polar coordinates and be able to convert between polar and Cartesian coordinates.
Content
G2
Sketch curves withgiven as a function of, including use of trigonometric functions.
3.2.8 H: Hyperbolic functions
Content
H1
Understand the definitions of hyperbolic functions sinh, coshand tanh, and be able to sketch their graphs.
Content
H3
Understand and be able to use the definitions of the inverse hyperbolic functions.
Content
H4
Derive and use the logarithmic forms of the inverse hyperbolic functions.