All 3

(- 50.5 +2, 0 ) 4. Sketch a possible graph of a quadratic function which has two complex roots, a graph that opens downwards, and a y intercept of (0, -2). 4-4 -32- 23 9 5. Sketch a possible graph of a quadratic function which has two real roots (one positive, one negative), a graph that opens upwards, and y-intercept at (0, -4) downwards. 6. Sketch a possible graph of a quadratic function, whose discriminant is 0 and its graph opens 3 9 5