Calgary Board of Education Be-Learn Mathematics 20-2 Review Assignment #2 - Quadratic Functions & Equations 28 Show all of your work in order to receive full marks. Guess and check is not an acceptable method. 1. Use the graph to determine the key characteristics of the following function. [3] Function Summary V-intercept: x-intercept(s): Axis of symmetry: 1111 -8 -6 -4 12 0 2 8 10 Maximum or minimum value is: -2 Domain & Range: -41 5 2. Given the function f(x) = 3(x + 2) (x - 10), algebraically determine the key characteristics of the function and complete the function summary below. [5] Function Summary y-intercept: x-intercept(s): Axis of symmetry: Maximum or minimum value is: Domain & Range:VSTJ X V Cour 2 /5 - 100% + HO Calgary Bond Mill of Education Be-Learn 3. Algebraically determine the vertex of /(x) = x* + 9x + 20. (3] 4. Determine the equation of the following graph in factored form 131 1 2 O Home End Insertont/enforced/909650-che42032wathi 02deannick4/Assignments7620summer26202022/Review1620Assignment620962323620-9620Quadratics.pd 100% + 1 5. The height of a soccer ball above the ground, h in meters, is modeled by the function At)=-0754+ 33750 , where I is the time in seconds after the ball is kicked. [3] a) Uve technology to determine the maximum height the ball will reach. Round your answer to the nearest leath of a meter. by Use technology to determine how long the ball in the air. Round your answer to the nearest tenth of a second ch State the domain and range of the function. 6. A baseball team has 130 semen ticket holders. The Club decides to raine the current season ticket price from $200 and they have learned that for every $20 increase in price, 10 ticket holders will not renew their tickets. Graphically determine the price that would maximize the revenue for season ticket holders. (Guen and check in not an acceptable method) 13] Let ru UgaL Home EndCalgary Board of Education CBe-Learn 7. Solve -1(x - 3)? + 4 =0 by graphing. Sketch your graph. (2] [4]1969650-chel2022arath202skymanick4/Assignments1620summer 415 1001 + IH [41 8. Solve the following equations by factoring ) 161- 36 =0 Solution(9) bix+x-6=0 Solution(s) 9. Solve the following equation by using the quadratic formula. Leave your answer as an cract value. (2] 21- 6x +3=0 Solutionis) O L Home End Insert