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Honors Algebra 2 Chapters 1-2 Review Name ____________________ Simplify using the ORDER OF OPERATIONS: 1. ( ) 5•7 !2 5+1 ÷3 2. ( ) 12 ! "$20 ! 2 62 ÷ 3 • 22 %' # & 3. ( !2 5 ! 9 ! 6 3 ! 7 State all SETS OF NUMBERS to which each of the following belong: 4. 8. 16 5. 3 9. !3 6. 36 7. ! 81 11. 5 49 5.12121212… 10. 0 State the PROPERTY illustrated in each of the following: Statement Property 12. a (3 + 2) = 3a + 2a 12. 13. a (3 + 2) = a (2 + 3) 13. 14. (2a )b = 2(ab) 14. 15. 7 x + 3x = (7 + 3) x 15. 16. ! 1$ ! 1$ 2# & 6 = 2 6 # & " 2% " 2% () 16. 17. ! 1$ 2# & 6 = 1 6 " 2% 17. 18. 1 !3a + (2a + 4) # = 3a + (2a + 4) " $ 18. 19. 3a + (2a + 4) = (3a + 2a ) + 4 19. 20. 3a + (2a + 4) = 3a + (4 + 2a ) 20. 21. 3a + (2a + 4) = (2a + 4) + 3a 21. 22. 3(9 + 4) = 3(9) + 3(4) 22. () ) 2 Solve for y: 23. 12xy + 25. 4y 5x 5xy + = = 11 24. 14xy 8 26. !3y 28. 5 ! 2 m 30. 6 ! x ! Solve the following Equations. 27. 6 29. (3d 3 31. 4 = 1 1 2 x 3x ! 6 + 9 ) 4 = = ( 4d 2 1 24 + ) 2 32. 2b = 7 6x = 9 ( 3 ! 3y ! + 4 4 ! ) 2 ! ! = 3 9 = = 4 6b + 1 Solve and Graph the solution to each of the following. Write your answer on both inequality and interval notation. 33. ( 2 4m 1 ! ) ( 3 m + 4 + ) " 6m inequality __________________ interval ____________________ 34. !2 < 5t + 3 < !7 inequality __________________ interval ____________________ 35. ! 3d 6 + + 4 " 6 inequality __________________ interval ____________________ 36. ! 2x 4 + < !6 inequality __________________ interval ____________________ 37. 2x + 4 ! 6x inequality __________________ interval ____________________ Honors Algebra 2 Chapter 2 Review Name ____________________ 38a) How can you determine if a function is linear? 38b) Are absolute value functions linear? Determine if the following equations are linear. If not, explain why not. () ( ) 39. 6x + 5y = 4 ! x 42. How can you determine if a relation is a function? 40. () 41. f x = x x +1 f x = mx + b Determine whether each relation is also a function. Then describe the relations (include domain, range, discrete, continuous, linear, etc.). {(!2, ! 3), (!1, ! 1), (0, 1), (0, 3), (1, 5)} 43. Domain: ________________ Range: ________________ Function: Discrete Continuous Yes No 45. 44. y=4 Domain: ________________ Range: ________________ Function: Discrete Continuous Yes No 46. Domain: ________________ Domain: ________________ Range: ________________ Function: Yes No Range: ________________ Discrete Continuous Function: Yes No Discrete Continuous 47. What are the characteristics of the standard form of an equation? 48. For ANY function , how do you find x and y intercepts? Put each of the following equations in Standard Form then find the x- and y-intercepts. 49. 6y = 4 3 x + 2 50. 2 5 y + 3x = ! 8 51. 4x = 7 ! 2 5 x 52. Write the equation of a line in standard form that passes through the following points: !8, 3 and 2, ! 2 . 53. Write the equation of a line in standard form of a line parallel to the line in #52 that passes ( ) ( ) ( ) through point 6, 2 . 54. Write the equation of a line in slope intercept form that passes through the following points: (2, 3) and (!8 , 3) . Is this line a function? 55. Write an equation of a line perpendicular to the line in #54. Is this line a function?. 56. Find the value of k if the line through the points k ! 9, 3k and 4 ! k, 5k + 2 is perpendicular " % # 2& ( ( ) ) ( ) to the line containing $ !3, ! 5 ' and 6,5 . ( ) = 3x Given: 57. ( f x !6 f x ) 2 ! 1 58. and " !3 % g$ ' # 4& 60. If asked to find g(0), what are you really finding in relation to the graph? ( ) = 2x $# 23 ! x '& , " g x 59. % find: ( ) f 5x 61. If asked to find g(x)=0, what are you really finding in relation to the graph? Graph each of the following. ( ) = ! 41 x 63. 3x ! 2y + 8 > 0 65. 3y ! 9 x " 6 62. f x 64. 2y ! 12 > 4y 66. Graph an absolute value function that is reflected over the x-axis, vertically stretched by a factor of 3, is shifted left 5 and up 4 units. Find the x intercepts if possible. ! 2 + 5 Write the equation or inequality for each of the following. 67. 68.