Trigonometry – Self-study: Reading: Red Bostock and Chandler p137-151, p157-234, p244-254 Trigonometric functions Students should: be familiar with the six trigonometric functions, i.e. sine, cosine, tangent, cosecant, secant, cotangent. be able to draw the graphs of the six trigonometric functions Inverse trigonometric functions Students should: be familiar with the six trigonometric functions be able to draw the graphs of the six inverse trigonometric functions understand the notations for inverse functions, e.g. the inverse function of could be written as or Note that . Be able to find all solutions of equations of the form , where is one of the six trigonometric functions and is a specified range such as [ E.g. find the values of in the range [ for which . Trigonometric identities Students should: be familiar with the formulas on the formula sheet and be able to use them to do the following find the possible values of given the value of , where and are any of the six trigonometric functions e.g. given values of write expressions of the form four forms , hence be able to solve equations of the form solve trigonometric equations, prove trigonometric identities. find the possible in any one of the following , or ,.and Algebra – 4 weeks, 8 lectures. Lecture 1: Quadratic functions. Reading: Red Bostock and Chandler p 10-14 (ignore example 2), p48-58. Students should: be familiar with the shape of a quadratic curve (i.e a parabola), its symmetry about its minimum/maximum point, and be able to sketch this curve. be familiar with the method of ‘completing the square’ and be able to use it to determine the coordinates of the minimum/maximum point of a quadratic, determine the range of a quadratic function, and prove the formula for the roots of a quadratic function. know the formula for the roots of a quadratic equation, understand the significance of the discriminant and know what different values of the discriminant mean. be able to solve quadratic inequalities. Lecture 2: Long division and factorisation Reading: Photocopied notes from Precalculus. Optional reading: Red Bostock and Chandler p32-34, and yellow p342-349 Bostock and Chandler Students should: be able to use polynomial long division to find the quotient and remainder when one polynomial is divided by another, understand that the remainder will always have a lower degree than the divisor. understand that all polynomials with real coefficients can be factorised uniquely as a product of irreducible polynomials, i.e. as a product of linear factors and quadratics with negative discriminant. Lecture 3 and 4: Remainder and factor theorem Reading: Red Bostock and Chandler p32-35, yellow Bostock and Chandler p342-349 (ignore the material on repeated roots). Students should be able to both use and prove the remainder and factor theorem. be able to generalise this technique to find the remainder when a polynomial is divided by a quadratic know the ‘rational root test’ i.e. that if (where p and q are coprime) is a root of the polynomial with integer coefficients then is a factor of and is a factor of . be able to factorise a given polynomial using the factor theorem, long division and the quadratic formula as necessary be able to use the factorisation of a polynomial to determine the range of values of for which f(x) is positive or negative Lecture 5: Partial fractions Reading: Partial fractions of Paul’s notes: http://tutorial.math.lamar.edu/Classes/Alg/PartialFractions.aspx Optional Reading: Red Bostock and Chandler p5-9 and p271-272. Students should be able to find the partial fraction decomposition of a rational function including examples where the numerator has a higher degree than the denominator. Note: Questions involving repeated quadratic factors will not be asked in exams. The cover-up rule may be used – but if used then it must be justified somehow e.g. by saying ‘by cover-up rule’. Lecture 6: Proof by Induction Reading: Red B&C p 629-631 and Yellow B&C p162-166 Students should be able to use proof by induction to prove given statements about integers. Lecture 7 and 8: Binomial Theorem and Generalised Binomial theorem Reading: Binomial Theorem: Red B&C p 37-38 and p603-610. Generalised Binomial Theorem: Red B&C p610-616 Optional Reading: Precalculus Mathematics: A problem solving approach p 434-440. Students should: be able to find the expansion of an expression of the form find the coefficient of a particular term of the expansion without calculating the whole expansion know when it is appropriate to use the Binomial Theorem and when it is appropriate to use the Generalised Binomial Theorem, and know the range of validity of the expansion be able to use the Generalised Binomial Theorem to find approximations, understand how to improve approximations. Differentiation – 4 weeks, 8 lectures Lecture 1: Limit of a function at a point Students should: Understand the concept of continuity as a curve you can “draw without taking your pen off the page” Understand left-limits, right-limits, limits at a point. Lecture 2: Definition of the derivative as a limit, derivative of Reading: Red Bostock and Chandler p106-119. Students should: Know the definition of derivative in terms of limits Given a specific function, for example e.g. , students should be able to use the definition to find derivatives of it at a particular point, or at a general point Lecture 3: Derivatives of , , Reading: Red Bostock and Chandler p255-264. Students should: know the proofs that results and and . The proofs of the will not be assessed and they may be used without proof. know the proof that where is defined as the number such that evaluated at 0 is one. Lecture 4: Rules of differentiation (chain, product and quotient) Reading: Red Bostock and Chandler p265-274. Students should know the proofs of the product rule and the quotient rule (the proof of the chain rule will not be examined), be able to apply these rules appropriately to find the derivatives of a wide range of functions. Lecture 5 & 6: Implicit differentiation: derivatives of inverse functions, tangents and normal Reading: Red Bostock and Chandler p274-283 & p119-121 Students should: Be able to find when a curve that cannot be written in the form Be able to find the tangent and normal of a curve at a specified point Be able to find derivatives of inverse functions such as , and inverse trig functions by using implicit differentiation. Be able to differentiate functions of the form . Lecture 7: Finding and classifying stationary points + finding global and local minima/maxima Reading: Red Bostock and Chandler p122-132 Students should: be familiar with the 1st and 2nd derivative test; they should be able to use their judgement about which might be more appropriate/easier to use in a given context, but they should also be able to use a specific test if told to do so. Understand the concept of concavity understand that global min/max can occur at end points, where or where is undefined. understand that a function may have multiple local min/max or none. Lecture 8: Optimisation Reading: Photocopied notes from Calculus. Students should: Be able to find use differentiation to solve practical problems involving optimisation. Note: Problems will only be asked about situations where the variables are defined on a closed interval. Curve sketching – 2.5 weeks, 5 lectures. Lecture 1: Basics of graph sketching Reading: Scanned notes from Understanding Pure Mathematics pages 275-280 Students should: Know the main features that should be included on graphs of : -intercepts -intercepts (where can be reasonably solved, otherwise some note should be made of what range the root is in) stationary points places where is not defined vertical and horizontal asymptotes (these two features to be covered in more detail later) Places where the function is not defined Understand what a point of inflection is and be able to find points of inflection if asked (but non-stationary points of inflection do not need to be found and put on graphs, unless that is specifically asked for). Lecture 2: Numerical methods for finding roots Reading: Photocopied notes from Further Pure Mathematics 1" by Geoff Mannall and Michael Kenwood Students should: Understand that if a function is continuous on [ and and have opposite signs, then must have a root in the range . Understand that that sometimes roots cannot be found exactly, and that sometimes numerical methods are needed get estimates of roots Be able to use bisection method and the Newton-Raphson Method. Lecture 3: Horizontal asymptotes, the power of functions/race to infinity Reading: See page 183 of Calculus, Possibly also: http://tutorial.math.lamar.edu/Classes/CalcI/LimitsAtInfinityI.aspx http://tutorial.math.lamar.edu/Classes/CalcI/LimitsAtInfinityII.aspx Students should: Know the following limits: for for for Be able to use those limits to calculate the limits and , where and are one of the following functions: a polynomial, , (or if the limits do not exist then work out if the function tends to or ) Be able to use this information about the limits to find the horizontal asymptotes of functions. Lecture 4: Vertical asymptotes Reading: Students should: Know that asymptotes can occur in graphs of functions of trig functions, rational functions and functions involving logarithms. Using the information from this lecture, the previous lecture, and the material covered in differentiation students should be able to determine if a function has a global minimum or maximum (or if the function is unbounded). Lecture 5: Transformations of curves Reading: Scanned notes from Understanding Pure Mathematics page 280 & pages 284-290. Students should: Know the relationships between: and and and and and and When given a graph of be able to draw the graph for any of the related curves listed above (and simple combinations of them such as ). Integration – 4 weeks, 8 lectures. Lecture 1: Indefinite integration and standard integrals Reading: Red Bostock and Chandler p 299-307 Students should: understand definite integration as the “reverse of differentiation” know (i.e. memorise) the integrals of following functions (where ): √ know that ∫ and ∫ ∫ ∫ ∫ Lecture 2: Integrating products Reading: Red B&C p308-316 Students should: understand the methods of integration by substitution and integration by-parts know to use substitution to solve integrals of the form ∫ be able to used judgement about when to use integration by-parts and choose which function should be and which should be or ∫ ∫ Lecture 3: Definite integrals Reading: Red Bostock and Chandler p337-344 Students should understand the Fundamental Theorem of Calculus understand that the definite integral ∫ including examples such as can be positive, negative or 0 understand how to apply integration by substitution and integration by-parts to definite integrals Lecture 4: Integrating quotients Reading: Red Bostock and Chandler p316-322 Students should be able to solve integrals of the following forms ∫ ∫ ∫ Lecture 5: Integrals involving trigonometric functions Reading: Red Bostock and Chandler p322-325 Students should know (i.e. memorise ) the integrals: 1. ∫ 2. ∫ 3. ∫ 4. ∫ 5. ∫ 6. ∫ be able to use trigonometric identities to solve integrals to solve integrals involving trigonometric functions including (but not limited to) 1. ∫ where 2. ∫ where 3. ∫ where 4. ∫ where 5. ∫ where 6. ∫ where Lecture 6: Trigonometric substitution Reading: Red Bostock and Chandler p326-328 Students should know (and be able to) use appropriate trigonometric substitutions to solve (indefinite or definite) integrals involving √ √ or √ Lecture 7: Finding areas Reading: Red Bostock and Chandler p344-348 and p682-686 Students should be able to use definite integration to calculate areas including areas such as: the area between a curve and the -axis the area between a curve and the -axis and the lines (including cases where the curve cuts the -axis) the area between two curves the area between two curves and the lines (including cases where the curve touch or cut each other multiple times) Be able to write an integral either in terms of or , and use their judgement to decide which integral is easier to evaluate Lecture 8: Volumes of revolution Reading: Red Bostock and Chandler p687-694 Students should Students should be able to use definite integration to evaluate volumes generated when the area between , the -axis and the lines is rotated about the axis the area between the two curves , and the lines is rotated about the axis the area between , the -axis and the lines is rotated about the axis the area between the two curves , and the lines is rotated about the axis Series– 2.5 weeks, 5 lectures. Lecture 1&2: Arithmetic/Geometric progressions and series Reading: Red Bostock and Chandler p 586-603 Students should: be able to recognise an arithmetic or geometric progression and write down a formula for term be able to derive the formulas for an arithmetic series or geometric series be able decide whether a given geometric series will converge or diverge, and if it converges calculate the infinite sum be able to use the formulas for arithmetic progressions, geometric progressions, arithmetic series and geometric series Lecture 3: Method of differences and sum of squares and cubes Reading: Red Bostock and Chandler p 616-625 Students should: be able to use the “method of differences”/“telescoping series” to evaluate series where the terms can be written in the form , where (including, where it makes sense, infinite sums) in particular students should be able to use this method to derive the formulas ∑ ∑ be able to use the formulas for sum of square and cubes to evaluate series involving squares or cubes Lecture 4&5: Maclaurin’s series and Taylor series Reading: Yellow Bostock and Chandler p250-263 Students: should be able to find the Maclaurin’s series or Taylor series expansion of a given function up to a specified term, e.g. up to the or term. should know the Maclaurin’s series for and are not expected to know or be able to find the valid range for a Maclaurin’s series or Taylor series expansion, but they should understand that some expansions are not valid for all should be able to use Maclaurin’s series or Taylor series to make approximations to numbers, and understand that (roughly speaking) the accuracy of the approximations are improved by 1. increasing the number of terms used in the expansion 2. in the case of a Maclaurin’s series using a smaller value of , or in the case of a Taylor series using a smaller value of . should be able to find derivatives and integrals of power series. Complex numbers – 3.5 weeks, 7 lectures. Lecture 1: Complex arithmetic Reading: Red Bostock and Chandler p 532-542 Students should: } know understand to be the square root of and to be the set { the functions and be able to do basic arithmetic with complex numbers i.e. be able to familiar with and perform the following operations: conjugation, taking the modulus of a complex number, addition, subtraction, multiplication and division, know that if is a polynomial with real coefficients then ̅ but if is a polynomial where some of the coefficients are not real then does not imply that ̅ know that a polynomial of degree can be written uniquely as the product of linear factors (if we allow complex coefficients). Lecture 2: The Argand Diagram and polar form Reading: Red Bostock and Chandler p 542-563 Students should: be able to plot complex numbers on the Argand Diagram, whether they are in Cartesian form or polar form, be able to change a complex number from Cartesian form to polar form, or from polar form to Cartesian form (note that finding is not simply if in the second or third quadrant), be able to multiply and divide numbers that are in polar form, be familiar with and able to use the following properties of complex numbers: ̅ ̅ ̅ is | |= ( ) [up to adding or taking away ] [up to adding or taking away ] Lecture 3: Exponential form and De Moivre’s Theorem Reading: Yellow Bostock and Chandler p290-299, and p310-312 Students should: be able to change a complex number from Cartesian or polar form into exponential form, or from exponential form into either polar or Cartesian form, know De Moivre’s Theorem and be able to prove it using either Maclaurin’s Series, or (for positive integer values) by proof by induction, know De Moivre’s Theorem and the identity and by using either of them be able to find formulas for in terms of powers of or formulas for and as a sum of the form ∑ or ∑ . be able to write or in exponential form and be able to use these forms to prove trigonometric identities Lecture 4: Simple Loci Reading: Yellow Bostock and Chandler p315-328 Students should: be able to draw loci such as: be able to draw loci based on inequalities such as Convert simple equations written in terms of modulus and argument into equations written in terms of and , and where appropriate sketch this curve, e.g. write and as equations in terms of Lecture 5: Simple transformations Reading: Yellow Bostock and Chandler p328-336 Students should: and . understand the geometric effect on the Argand diagram of: complex conjugation addition or subtraction by a complex number multiplication/division by a real number multiplication/division by where is real and simple combinations of the above transformations be able to interpret what the geometric meaning of a given function is, or be able to write down the function which represents a given transformation be able to find the fixed points of a given transformation find the equation of a curve after a transformation has been applied to it, i.e. if and then find the image of a curve in terms of and . Lecture 6: Roots of unity Reading: Yellow Bostock and Chandler p299-305 Students should: be able to find all the complex roots of the equation for any positive integer value of , and write them in Cartesian, polar or exponential form, be able to plot these points on an Argand diagram without first calculating their values, in particularly they should know 1 is one of the roots, the roots all lie on the unit circle, the -fold rotational symmetry, and the symmetry in the -axis know and be able to use the following properties of the roots the sum of the roots equals 0 if is a root of then ̅ Lecture 7: Roots of a general complex number Reading: Yellow Bostock and Chandler p305-309 Students should: be able to find all the complex roots of the equation for any complex number and any positive integer value of and write them in Cartesian, polar or exponential form, know the relationship between the roots of and the roots of be able to plot these points on an Argand diagram without first calculating all of their values, in particularly they should know the roots all lie on the circle the -fold rotational symmetry Vectors – 3 weeks, 6 lectures. Lecture 1: Basic definitions & operations , Reading: Red Bostock and Chandler p455-485 & p496-504 Students should: Be able to perform the following operations on vectors and understand the geometric meaning of these operations: addition, subtraction and scalar multiplication. Be able to find the modulus of a vector, and the unit vector in the same direction as a given vector. Know how to calculate the dot product of two vectors; know & use the properties of the dot product. Know the identity and be able to use it to calculate the angle between two vectors. Lecture 2: Cross product (vector product) and triple product Reading: Yellow Bostock and Chandler p64-71 Students should: Be able to calculate the determinant of a matrix Know how to calculate the cross product of two vectors; know & use the properties of the cross product. Know the identity and be able to use it to calculate the area of a triangle or a parallelogram. Know how to calculate the triple product of three vectors; know & use the properties of the triple product. Be able to use the triple product to calculate the volume of a parallelepiped or a tetrahedron. Lecture 3: Equations of lines Reading: Red Bostock and Chandler p486-93 Students should: Be familiar with the 3 forms of describing lines in 3D i.e. the vector equation, parametric equations, Cartesian equations. Be able to convert one form of the description of a line into another. Be able to find the equation of a line when given enough geometric information to define the line, e.g. find the line that goes through 2 specified points, or that goes through a specified point and in a specific direction. Lecture 4: Equations of planes Reading: Red Bostock and Chandler p504-10 Students should: Be familiar with the 3 forms of describing planes in 3D i.e. scalar product form, parametric form, the Cartesian equation. Be able to convert one form of the description of a plane into another. Be able to find the equation of a plane when given enough geometric information to define the line, e.g. find the plane that goes through 3 specified points, or that goes through a specified point and is parallel to 2 specified directions, etc. Lecture 5&6: 3d Geometry problems Reading: Red Bostock and Chandler p493-496, p498-500 & p512-7 Students should: Be able to find the point(s) of intersection between lines & planes. Be able to solve geometric problems involving the distance between and/or the angle between lines, planes and points.