1) Sketch the graph of y = x2 a) b) c) d) 2) What is the turning point of graph of y = 2 - x - x2 a) (2, 1) b) (-0.5, 2.25) c) (1, 0.25) d) (-2, 1) 3) A parabola has the equation y = x2 - x - 6. Find the y - intercept a) 6 b) 0 c) 3 d) - 6 4) Given that the number (n) of bacteria is calculate by n = t2 - 7t + 14. Find the n if t = 2 a) 2 b) 4 c) 6 d) 8 5) Find the roots of x2 + 5x + 6 a) -3 or -2 b) 3 or 2 c) 3 or -1 d) -5 or 6 6) Given that the number (y) of bacteria is calculate by y = x2 - 7x + 14. Find the y - intercept a) 1 b) -7 c) 14 d) 0 7) The graph aside represents a) y = x2 + x b) y = x2 - x c) y = x2  d) y = x2 - 1 8) What are the roots of the graphs y = x2 and y = x +2 a) (1, 2) b) (-1, 2) c) (2, 1) d) (0, 2) 9) Draw the graph of y=2x2  and 2x2 +x - 6. a) b) c) d) 10) What is the coordinate of the turning point? a) (0,9) b) (0,0) c) (1,5) d) (9,0)

QUADRATIC FUNCTIONS: Sketch the graph of a quadratic function

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