Answer all questions please, in the chat not thru an attachment

n] m (Be-Leam 3. Express the following quadratic functions in the form y = a(x p)* + q by completing the square: a) y=x"-10x-14 n b) y=3r +30x+15 [21 4. Factor the following COMPLETELY: I 3 5 o 2) x"+2x-16 1] b)) a*-255 1 ) 3 [ b o 1 ) (3b-2F +11(3b-2)+28 21 (A1} of education | CBe-Learn 5. You are the sales manager for your school's drama production. From what you've noticed in the past, you will likely sell 450 tickets at $11 cach. You reason, however, that cach time you drop the price by $1, you can expect 50 more sales. Graphically determine the ticket price that will maximum revenue for the school. 2] 6. Using an algebraic method of your choice other than the quadratic formula, selve the following quadratic equations. Leave your final answers as exact values in simplified form. a) x'-15xr=-36 b (v+8) =144 12] 121 7. Solve 4x'+24x5=0 by completing the square. Leave your final answers as exact values in simplified form. [3] 8. Solve the quadratic equation 4x\" 12x -9 = O using the quadratic formula, Leave your final answers as exact values in simplified form. [21 ]l m (Be-Learn 9. Determine all values for & so that kx* +12x6 =0 has 2 unique real roots. 12) Use the following information to answer the next Question #10 An Olympic diver jumps off the diving tower and her height (4, in metres) above the surface of the water is represented by the equation h(r) = -4.9(r - 0.5) +11.25 where 1 is the time in seconds 10. Solve the following graphically. 151 a) What is the diver's maximum height above the water to the nearest hundredth of a metre? b) How long has the diver been in the air for before she obtains her maximum height?