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PM 11 Final Exam Review 1 1. Graph and label y 2 x 1 7 2 1 and 4 3 3. Write the equation of the parabola with a vertex of (-2,4) and passing through (1,7) 2. Write the quadratic equation with roots of 4. Determine the zeroes for y 2 x 2 7 x 3 5. Change y x 2 6 x 7 to the form y a x p q 2 6. A rectangular lot is bordered on one side by a stream and on the other sides by a total of 200m of fencing. The area of the lot is a maximum. Show the area as a function of side length x. Complete the square. Determine the area. 7. Graph the inverse of y = 2x + 3 8. Determine the inverse of y x 1 3 2 9. Write an equation of the function 1 1 11. y 2 2x 3 x 16 2 12. Given f x x 1 and g x 2 x 4 , find g(f(2)) 10. Graph and label y 13. Given f(x) = 3x+1 and g(x) = 2x-6, find f(g(x)) 14. Determine the domain and range of y x 4 3x 2 1 15. Determine the equation of the function with zeroes of 0, 4, and -1 and passing through (2,-6) 16. Solve x3 4 x 2 0 by graphing 17. For what value(s) of k does x 2 kx 2 0 have 2 equal real roots 18. Solve x3 x 2 5 x 2 0 by factoring 19. Solve x 2 x 1 x 5 0 21. Solve x 5 x 1 23. x + 3y = 7 by graphing X–y=3 20. Solve 1 x 5 x x 1 x 22. Solve 2 x 5 x 1 24. 2x + 3y = 8 3x – y = 1 25. Solve y x 2 1 y=x+3 26. Solve x – y – z = 1 2x + y + z = 14 X + y + 2z = 10 x3 27. Solve y 2 y 3x 2 28. Solve ∆ABC if C=90°, AC = 10.1,BC = 7.5 29. Solve for x 12 x 36 30. Solve for each variable 30° 60° w y x z 31. Solve for x. x 10 32. Solve for x and y y x 66° 33. Graph and label x 2 y 2 4 2 34. Find the co-ordinates of the intersection of x 1 y 2 4 and x – 3y = 3 2 35. Given the circle described by x 2 y 1 10 . Find the equation of the tangent 2 2 to the circle at the point P(-5,0) 36. A line is drawn through the origin at 50° to positive x-axis. The point O is 10cm from the origin. With centre O, a circle is drawn with radius of 8cm. This circle intersects the x-axis at A and B Calculate the length of chord AB 37. Determine the shortest distance between the origin and the line graphed by 4x + 5y = 20 38. Verify that figure ABCD is a rectangle if A(0,0), B(1,3), C(4,2), and D(3,-1) 39. Given, that angle is in standard position, with its terminal arm in QIII, has 2 . Find exact values for the other 5 trig ratios sin 7 40. Determine the exact values for a) cos 135° b) csc 330° c) tan (-60°) 41. Solve sin 2 sin 0 , for 0 360 42. Solve 4 cos 2 3 , for 0 360 Answer Key: 4) zeroes are 1 and 3 2 8) y x 3 1 10) 3) y 2) 3x 2 11x 4 0 1) 5) y x 3 2 2 6) 5000m2 9) y x 3 x 1 x 2 1 2 x 2 4 3 7) 11) 12) g(f(2)) = 6 15) y 13) 6x – 17 1 x x 4 x 1 2 R y 3.25 19) x 2 or 1 x 5 20) x = { 2 } 4 22) x 6, 3 21) x = { 4 } } 16) x 2.21,0.54,1.68 17) k 2 2 3 5 3 5 , 18) x 2, 2 2 26) (5,3,1) 14) D = { 23) (4,1) 24) (1,2) 25) {(2,5),(-1,2) } 27) Shade the triangle 28) A 37, B 53, AB 12.58 29) x 12 2 30) x = 120°, y = 240°, z = 30°, and w = 60° 31) x 5 2 32) x = 48° and y = 66° 34) { (3,0), (--0.6,-1.2) } 35) 3x + y + 15 = 0 37) 3.15 units 39) cos 40) a) 1 2 36) Chord AB = 4.61 units 38) AB AD, AB CD 3 2 7 7 3 , csc , tan ,sec , cot 2 2 7 3 3 b) -2 c) 3 41) 0°, 90°, 189° 42) 30°, 150°, 210°, 330° 33)