(a) Find the coordinates of A and B. (b) Write down the equation of the axis of symmetry of = 2x 3. y x2 – – 8) Expand and simplify (3x 2)(2x2 + + 5). 3 x – 9) Change the subject of the formula to m. 2 10) In the diagram, PQ is the diameter of the circle • PQ = 12 centimetres • PR = 10 centimetres. • Calculate the length of QR. Give your answer as a surd in its simplest form. 4 11) Factorise 2m2 18. 2 – 12) Solve the equation 3 The diagram shows part of the graph of = 5 + 4x y x2. – 13) A is the point (–1, 0). 2 B is the point (5, 0). (a) State the equation of the axis of symmetry of the graph. 2
(a) Find the coordinates of A and B. (b) Write down the equation of the axis of symmetry of y = x2 – 2x – 3. 8) Expand and simplify (3x – 2)(2x2 + x + 5). 3 9) Change the subject of the formula to m. 2 10) In the diagram, • PQ is the diameter of the circle • PQ = 12 centimetres • PR = 10 centimetres. Calculate the length of QR. Give your answer as a surd in its simplest form. 4 11) Factorise 2m2 – 18. 2 12) Solve the equation 3 13) The diagram shows part of the graph of y = 5 + 4x – x2. A is the point (–1, 0). B is the point (5, 0). (a) State the equation of the axis of symmetry of the graph. 2 2
N5-Maths-Exam-Revision-Booklet-1.docx