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MFM2PO Name: Date: Exam Review - Quadratics First Part of Final Exam Jan 17 Write all solutions on a separate piece of paper Quadratic Relations (Ch. 6) 1. Given the graph of the parabola as shown: a) State the vertex_ b) State they - intercept State the x - intercepts_ d) Equation of the axis of symmetry is e) The minimum value is and this occurs when x = _ f) Sketch a parabola on the same grid that has vertex (-2, 1), x - intercepts -1 and -3 and y - intercept -3. Give another point that must be on this parabola. Quadratic Equations (Ch. 7) 2. Factor each of the following completely. a) 5x + 40 b) 63x2 - 49x c) x2 - 25 d) 100 -4x2 e) x2 - 3x - 4 () x2 + 7x + 10 g) x2 + 8x + 12 h) 8x2 - 2x i) 4x2 - 9 3. a) Find a quadratic expression for the AREA of the driveway. (Simplify the expression by expanding and collecting like terms) 4x + 2 x +3 b) If x = 1 m, what is the area that needs to be shovelled? 4. The surface area of a student's desk is represented by x2 - 5x - 50. a) What are the dimensions of the desk? b) Find the actual dimensions if x = 100 cm. 5. Complete the table below. Standard Form Factored Form y-intercept x-intercepts y=x +7x+12 y =(x+3/x+4) y=x -5x-6 y = (x-6)x+1)