Onlinetuition.com SPM Mathematics
1.4.1 Solving Quadratic Equations – Factorisation 1. If a quadratic equation can be factorised into a product of two factors such that (x – p)(x – q) = 0 Hence x – p = 0 or x – q = 0 x = p or x = q p and q are the roots of the equation. Notes … Read more
1.2 The Graph of Quadratic Function The graph of quadratic function is parabola. When the coefficient of x2 is positive the graph is a parabola with U shape. When the coefficient of x2 is negative the graph is a parabola with ∩ shape. Axis of Symmetry The axis of symmetry is a vertical line passing through the maximum or … Read more
Question 9: (a) Complete the table in the answer space for the equation y = 8 – 3x – 2×2 by writing down the values of y when x = –4 and x = 2. (b) For this part of the question, use graph paper. You may use a flexible curve rule. By using a … Read more