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Structured Mathematics FURTHER PURE MATHEMATICS 1 (September 2004 version, based on FPM) Assessment format Examination 1h 30 mins Section A: 5-7 questions, each worth at most 8 marks; section total: 36 marks Section B: 3 questions, each worth about 12 marks; total: 36 marks Coursework None Topic COMPLEX NUMBERS Quadratic equations Addition, subtraction, multiplication and division of complex numbers Appplication of complex numbers to the solution of polynomial equations with real coefficients Modulus-argument form Simple loci in the Argand diagram CURVE SKETCHING Treatment and sketching of graphs of rational functions Competence Book Reference Be able to solve any quadratic equation with real coefficients. Understand the language of complex numbers. p 5 ex 1A nos 4,10 p 1 + dept notes Be able to add, subtract, multiply and divide complex numbers given in the form x+yj, where x and y are real. Know that a complex number is zero if and only if both the real and imaginary parts are zero. Know that the complex roots of real polynomial equations with real coefficients occur in conjugate pairs. p 5 ex 1A nos 5, 6, 7 Be able to solve equations of higher degree with real coefficients in simple cases. Know how to represent complex numbers and their conjugates on an Argand diagram. Be able to represent the sum and difference of two complex numbers on an Argand diagram. Be able to represent a complex number in modulus-argument form. Be able to represent simple sets of complex numbers as loci in the Argand diagram. p9 Be able to sketch the graph of y = f(x) obtaining information about symmetry, asymptotes parallel to the axes, intercepts with the co-ordinate axes, behaviour near x=0 and for numerically large x. Be able to ascertain the direction from which a curve approaches an asymptote. Be able to use a curve to solve an inequality. p 138 ex 7a nos 1 – 7 FPM1 (Structured Mathematics 2004) page 1/3 p 1 + dept notes p 157 ex 8c nos 1 - 14 p 9 ex 1B no 1 Dept notes p 9 ex 1b no 2 p 19 ex 1c nos 1, 2, 3 p 131 + dept notes p 145 ex 7b nos 1 - 10 Progress PROOF Meaning of the terms if, only if, necessary and sufficient Identities Proof by induction ALGEBRA Summation of simple finite series Be able to use the terms if, only if, necessary and sufficient correctly in any appropriate context. Know the difference between an equation and an identity. Be able to find unknown constants in an identity. Be able to construct and present a correct proof using mathematical induction. IPM p 515 526 + dept notes Dept notes Know the difference between a sequence and a series. IPM p 230 241 + dept notes p 170 ex 9b IPM p 231 234, 239 240 + dept notes p 6 - 9, 36 37 + dept notes p 151 ex 8a nos 1 – 8 Be able to sum a simple series. Know the meaning of the word converge when applied to either a sequence or a series. The manipulation of simple algebraic inequalities Relations between the roots and coefficients of quadratic, cubic and quartic equations. Be able to manipulate simple algebraic inequalities, to deduce the solution of such an inequality. Appreciate the relationship between the roots and coefficients of quadratic, cubic and quartic equations. Be able to form a new equation whose roots are related to the roots of a given equation by a linear transformation. FPM1 (Structured Mathematics 2004) page 2/3 Dept notes p 164 ex 9a no 1 p 153 ex 8b nos 1 - 4, 7, 8, 9, 11 MATRICES Matrix addition and multiplication Be able to add, subtract and multiply conformable matrices, and to multiply a matrix by a scalar. Know the zero and identity matrices, and what is meant by equal matrices. Know that matrix multiplication is associative but not commutative. Linear transformations in a plane and their associated 2x2 matrices Combined transformations in a plane Invariance Determinant of a matrix The meaning of the inverse of a square matrix The product rule for inverses Solution of equations Be able to find the matrix associated with a linear transformation and vice-versa. p 306 p 303 - 304 + dept notes p 301 - 302 + dept notes p 309 - 314, ex 14b no 4 + dept notes Understand successive transformations and the connection with matrix multiplication. ex 14b no 1 + dept notes Understand the meaning of invariant points and lines of invariant points in a plane and how to find them. Be able to find the determinant of a 2x2 matrix. Know that the determinant gives the area scale factor of the transformation, and understand the significance of a zero determinant. Understand what is meant by an inverse matrix. p 312 - 313 + dept notes Be able to find the inverse of a non-singular 2x2 matrix. Appreciate the product rule for inverse matrices. Know how to use matrices to solve linear equations. In the case of 2 linear equations in 2 unknowns, be able to give a geometrical interpretation of a case where the matrix is singular. p 306 ex 14a no 2 Dept notes p 306 ex 14a no 2 Dept notes p 304 + dept notes Dept notes Dept notes Page references are to Gaulter, Further Pure Mathematics, 2nd edition, Oxford 2001. [HR: 10/04] FPM1 (Structured Mathematics 2004) page 3/3