5. The graph of the function 30x 5x2 is given in the diagram below. f : x – (a) Factorize fully 30x 5x2. – (b) Find the coordinates of the point A. (c) Write down the equation of the axis of symmetry. (Total 8 marks) 6. (a) Factorize 3x2 + 13x −10. (2) (b) Solve the equation 3x2 + 13x 10 = 0. − (2) Consider a function (x) = 3x2 + 13x f −10. (c) Calculate the minimum value of this function. (2) (Total 6 marks)
5. The graph of the function f : x 30x – 5x2 is given in the diagram below. (a) Factorize fully 30x – 5x2. (b) Find the coordinates of the point A. (c) Write down the equation of the axis of symmetry. (Total 8 marks) 6. (a) Factorize 3x2 + 13x −10. (2) (b) Solve the equation 3x2 + 13x − 10 = 0. (2) Consider a function f (x) = 3x2 + 13x −10. (c) Calculate the minimum value of this function. (2) (Total 6 marks)
quadratics_and_exponentials_ws.docx