[1] Answer (b)(ii) The graph of = (x 2)(x + 5) cuts the at and It cuts the at 20 y x-axis P Q. y-axis R. − Write the coordinates of the point (a) R, ( , ) [1] Answer (a) R (b) the coordinates of and P Q, ( , ) [1] Answer (b) P ( , ) [1] Q (c) the equation of the line of symmetry, [1] Answer (c) (d) the coordinates of the minimum point. ( , ) [1] Answer (d)
Answer (b)(ii) [1] 20 The graph of y = (x − 2)(x + 5) cuts the x-axis at P and Q. It cuts the y-axis at R. Write (a) the coordinates of the point R, Answer (a) R ( , ) [1] (b) the coordinates of P and Q, Answer (b) P ( , ) [1] Q ( , ) [1] (c) the equation of the line of symmetry, Answer (c) [1] (d) the coordinates of the minimum point. Answer (d) ( , ) [1]
4NA_EM_P1_Prelim_2012.docx